[Upgraded to 6700mAh] Anker Astro E1 Candy-Bar Sized Ultra Compact Portable Charger, External Battery Power Bank, with High-Speed Charging PowerIQ Technology
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Connector Type | USB Type C, Lightning, Micro USB |
Brand | Anker |
Battery Capacity | 6700 Milliamp Hours |
Color | White |
Special Feature | Portable Charger,Travel |
About this item
- The Anker Advantage: Join the 30 million+ powered by our leading technology.
- Exclusive PowerIQ Technology: Detects your device to deliver its fastest possible charge speed up to 2 amps. Does not support Qualcomm Quick Charge.
- Upgraded Cell Capacity: Add over two full charges to an iPhone 8 or 1.5 full charges to an X, Galaxy S8, Nexus 5 or other smartphone (use your device's original cable).
- Incredibly Compact: The size of a small candy bar (3.8 × 1.7 × 0.9in, 4.4oz) it fits perfectly in your pocket. Recharges in 5.5 hours with a 1A adapter (not included) and the included Micro USB cable.
- What You Get: Anker Astro E1 Portable Charger, Micro USB Cable, travel pouch, welcome guide, our fan-favorite 18-month warranty and friendly customer service. USB-C cable and Lightning cable for iPhone / iPad sold separately.
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Price | Currently unavailable. | $89.99$89.99 | $44.99$44.99 | $35.99$35.99 | $44.99$44.99 | -38% $24.99$24.99 List: $39.99 |
Delivery | — | Get it Jul 14 - 23 | Get it as soon as Thursday, May 15 | Get it as soon as Thursday, May 15 | Get it as soon as Thursday, May 15 | Get it as soon as Thursday, May 15 |
Customer Ratings | ||||||
Sold By | — | YELOMIN | AnkerDirect | AnkerDirect | AnkerDirect | AMERICA SIXTHGU LLC |
capacity | 6700 milliamp hours | 10000 milliamp hours | 20000 milliamp hours | 20000 milliamp hours | 10000 milliamp hours | 20000 milliamp hours |
connector type | Lightning, Micro USB, USB Type C | USB Type C | USB-A*1+USB-C*1 | Built-in C Cable*1+1C1A | 1A1C, Built-in Cable L+C | USB Type C |
number of ports | — | 4 | 2 | 3 | 2 | 2 |
compatible devices | iphone,phone | iPhone X/iPhone 8/iPhone 8 Plus/iPhone 7/iPhone 7 Plus/ iPhone 6/6S/6S Plus/iPhone 5/5S/SE/iPhone 5C| Samsung Galaxy S20/Samsung Galaxy S10/Samsung Galaxy S9/Samsung Galaxy S9 Plus/Samsung Galaxy S8/Samsung Galaxy S8 Plus/Samsung Galaxy S7/Samsung Galaxy S6/Samsung Galaxy S6 Edge/Samsung Galaxy S5/Note 10/Note 9/Note 8| Motorola P50/Motorola Z4/Motorola G7 Plus/Motorola G7, Motorola One| Google Pixel/Google Pixel XL/Google Pixel 2/ Google Pixel 2 XL/Google Pixel 3/ Google Pixel 3 XL/ Google Pixel 4/Google Pixel 4 XL| LG G8/LG G7/LG X4/LG Q60/LG K40, LG Q7; MacBook; iPad mini/ iPad Air, etc. | iPhone 15/15 Pro /15 Pro Max/14/14 Pro, Samsung, iPad Pro, and More | iPhone 16 | iPhone 16 | iPhone 16/16Plus/16 Pro/16 Pro Max, iPhoen 15/15Plus/15 Pro/15 Pro Max, iPhone 14/14Plus/14 Pro/14 Pro Max,iPhone 13/13Plus/13 Pro/13 Pro Max, iPhone 12/12Plus/12 Pro/12 Pro Max, iPhone 11/X/8/7/6, Smartphone |
output current | — | 2 amps | — | 30 watts | — | 2.2 amps |
voltage | 5 volts | 5 volts | 5 volts | 5 volts | 5 volts | 5 volts |
battery charge time | 5.5 hours | 5 hours | 7.5 hours | — | — | — |
Product information
Product Dimensions | 3.82 x 1.71 x 0.88 inches |
---|---|
Item Weight | 4.2 ounces |
ASIN | B071G7TL2C |
Item model number | AK-A1211025 |
Batteries | 1 Lithium Ion batteries required. |
Customer Reviews |
4.5 out of 5 stars |
Is Discontinued By Manufacturer | No |
Date First Available | August 27, 2017 |
Manufacturer | Anker |
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[Upgraded to 6700mAh] Anker Astro E1 Candy-Bar Sized Ultra Compact Portable Charger, External Battery Power Bank, with High-Speed Charging PowerIQ Technology
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From the brand

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Product Description
Astro E1 Portable Charger External Battery Power Bank
Charge your phone on the go.
From ANKER, America's Leading USB Charging Brand
10 million+ happy users and counting
Faster and safer charging with our advanced technology
PowerIQ
Exclusive to Anker. Intelligent high-speed charging for all your devices. Does not support Qualcomm Quick Charge.
High Cell Capacity
Charge your Apple or Android smartphone one to two times while on the move.
Incredibly Compact
This thing is remarkably small. About the same size as a small candy bar, you simply will not find a more portable powerpack.
Superior Quality
We use only premium LG battery cells, together with advanced materials and cutting-edge technology, to ensure complete safety.
World Famous Warranty
At Anker, we believe in our products. That's why we back them all with an 18-month warranty and provide friendly, easy-to-reach support.
What's In the Box
Anker Astro E1 Portable Charger
Micro USB cable
Travel Pouch
Welcome Guide
For Optimal Use:
Please use the original Apple charging cable (not included) to charge Apple products.
AC adapter not included.
It is advised not to use in confined, poorly ventilated spaces (e.g. pockets).
Charging data is calculated in screen-off (standby) mode.
Compatible with the new 12 inch MacBook, 2015 (USB-C cable needed) Apple and Android smartphones, tablets (including the Nexus 7) and other USB-charged devices except for the iPod nano, iPod Classic, HP TouchPad, Dell Venue 11 Pro, Asus tablets and some GPS and Bluetooth devices.
6700mAh is the total of the nominal rated capacity of internal battery cells.
Customer reviews
Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.
Learn more how customers reviews work on AmazonCustomers say
Customers find this power bank reliable and well-built, with fast charging capabilities and good battery life that provides 2-3 charges. They appreciate its compact size that fits nicely in a purse and is handy to carry in a backpack, while also praising its sleek design and value for money.
AI-generated from the text of customer reviews
Customers praise the build quality of the power bank, noting that it is reliable and holds up well over time.
"...It can last through a day or two of heavy use, weighs a fraction of the large capacity battery and can easily slip into a pocket...." Read more
"This is an awesome product! I bought it for my frequent trips to Disney because it is so much more compact and way lighter than most power banks...." Read more
"I bought this as a gift after having bought one for myself. It works really well. Charges my phone fast. The device also charges very fast...." Read more
"It takes a little while to charge up but it works great. Only get about 1 and a half charges on it...." Read more
Customers appreciate the power bank's charging speed, noting that it charges very fast and doesn't take long to recharge.
"...gets low I can plug it into one of these and it will both charge the tablet's battery while at the same time keeping it up and running without..." Read more
"...battery, but recently bought one of these and have found it more convenient than it's larger brother...." Read more
"...It fits in a pocket or fannypack without taking much room and is easy to grab and feels good in the hand...." Read more
"...This particular charger didn't disappoint...." Read more
Customers appreciate the power bank's compact size, noting that it fits nicely in a purse.
"...This device is real good for that specific mission. Its tiny! So small that when the tablet's battery gets low I can plug it into one of these..." Read more
"...I bought it for my frequent trips to Disney because it is so much more compact and way lighter than most power banks...." Read more
"Love this charger. It's small, efficient, holds a good charge. I have bought several for me -- house, car, sports bag -- and several for friends...." Read more
"Love it...its really candy sized although would have loved if it had a usb c since this is an upgraded model and now usb c is standard so i’ll give..." Read more
Customers appreciate the power bank's battery life, as it holds a good charge and provides 2-3 charges for their devices.
"Love this charger. It's small, efficient, holds a good charge. I have bought several for me -- house, car, sports bag -- and several for friends...." Read more
"...It will easily get you two full charges on your average flagship smartphone...." Read more
"...It charges itself super quickly and holds the charge for forever. It also charges my phone (iPhone 7) very quickly as well...." Read more
"...I have been charging my iPhone for 20 minutes and the battery life has increased 2%...." Read more
Customers find the power bank easy to carry, praising its lightweight design that fits well in backpacks and pockets. One customer mentions it's perfect for long days away from home.
"...It can last through a day or two of heavy use, weighs a fraction of the large capacity battery and can easily slip into a pocket...." Read more
"...trips to Disney because it is so much more compact and way lighter than most power banks...." Read more
"...The device also charges very fast. It’s convenient to just carry in your bag or car as an emergency charger...." Read more
"Really practical and sleek. All the Anker products I own are very reliable. Great battery especially for the price." Read more
Customers find the power bank offers good value for money.
"...This was a great purchase and a great value...." Read more
"...The capacity is small, but it is appropriate for the price. It will easily get you two full charges on your average flagship smartphone...." Read more
"...But it is worth it. Might have to reorder a new one." Read more
"...All the Anker products I own are very reliable. Great battery especially for the price." Read more
Customers appreciate the design of the power bank, describing it as sleek and minimalist.
"...need a backup device to charge your phone with, this is a great minimalist choice." Read more
"...It never got hot so I could easily pick it up while in use. I love the sleek, minimal design and the ergonomics of the whole device...." Read more
"Really practical and sleek. All the Anker products I own are very reliable. Great battery especially for the price." Read more
"Nice and small travels well. I get about 2 full charges from it. It dosent take long to charge back up...." Read more
Customers appreciate the power bank's performance, with one describing it as powerful and another noting its efficiency.
"Love this charger. It's small, efficient, holds a good charge. I have bought several for me -- house, car, sports bag -- and several for friends...." Read more
"...Powerful and small size perfect for a pocket or small purse. Excellent device." Read more
"This little thing packs a punch! The charging rate is really good." Read more
"Perfect size for my smaller purses! And still with a lot of power!" Read more
Reviews with images

Great lightweight and compact power bank!
Top reviews from the United States
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- Reviewed in the United States on January 17, 2018Color: WhiteVerified PurchaseI recently needed to replace one that had served me well for several years, but was no longer holding its charge as it once did. That gave me the opportunity to thoroughly investigate what is available today, and I was both pleased and surprised at how far this technology has come since I got my first "portable" battery. I travel nearly every week throughout the world, but with seat power being unreliable, even if it is on an airplane, I need something that can keep my tablet working (Samsung S2-8) for 12-14 hours at a time. and be small enough to not require a separate piece of luggage in order to transport it. This device is real good for that specific mission. Its tiny! So small that when the tablet's battery gets low I can plug it into one of these and it will both charge the tablet's battery while at the same time keeping it up and running without getting in the way. I actually got two of them. One for use primarily by the tablet, and the other for keeping my phone or Bluetooth headset "topped up".
In testing out its capabilities, I let my tablet run down to 29% battery level. It took 2 hours and 15 minutes to fully charge. Then it took about 3 hours to recharge using a conventional, non-smart usb charger. So am I happy with it? Absolutely!
- Reviewed in the United States on January 21, 2020Color: WhiteVerified PurchaseMy old iPhone had a dying battery that would discharge extremely quickly and required the use of an external to make it through the day. I used to carry around a 10000mah+ battery, but recently bought one of these and have found it more convenient than it's larger brother. It can last through a day or two of heavy use, weighs a fraction of the large capacity battery and can easily slip into a pocket. If you just need a backup device to charge your phone with, this is a great minimalist choice.
- Reviewed in the United States on January 16, 2019Color: WhiteVerified PurchaseThis is an awesome product! I bought it for my frequent trips to Disney because it is so much more compact and way lighter than most power banks. It fits in a pocket or fannypack without taking much room and is easy to grab and feels good in the hand. I bought this because of all the great reviews and am very satisfied with my purchase!
5.0 out of 5 starsThis is an awesome product! I bought it for my frequent trips to Disney because it is so much more compact and way lighter than most power banks. It fits in a pocket or fannypack without taking much room and is easy to grab and feels good in the hand. I bought this because of all the great reviews and am very satisfied with my purchase!Great lightweight and compact power bank!
Reviewed in the United States on January 16, 2019
Images in this review
- Reviewed in the United States on January 27, 2019Color: WhiteVerified PurchaseI love Anker products!!! I have purchased several accessories from battery chargers to car storage card adapters from Anker in the past. This particular charger didn't disappoint. I purchased it for my 13 year old daughter to keep in her mini backpack because she frequently asks for mine when her battery runs low. My daughter is very particular about product aesthetics so I'm always looking for something that suits her high standards while meeting my equally high standards for quality and safety. This product meets both! Now if I can only have her remember to charge the battery before leaving the house. : )
- Reviewed in the United States on January 8, 2019Color: WhiteVerified PurchaseVery happy with the product got one for myself and another for my girlfriend. I use a Samsung s7 edge and she uses an iPhone 6 and she loves using that even at home since it chargers faster than her regular apple charger. For android users looking for a fast charge charger this wont do it but it does still charge my phone from about 20% to near full in around an hour and 40 which is pretty much the same as a fast charge even though the phone does not indicate that its being fast charged. The glossy plastic is not great but not much of an issue to me or her. THE ONE DOWNSIDE is the input of 1A which does take the unit a bit longer to charge but again not a big issue since I just leave it charging when I get home if needed for the next day. TO THOSE HAVING ISSUES CHARGING THE CHARGER: try using a 1A USB wall charger. I tried using my Samsung wall charger with it and had issues with it charging up but once I switched to a 1A wall charger had no issues at all.
- Reviewed in the United States on January 5, 2018Color: WhiteVerified PurchaseAnker makes the BEST POWERBANKS. I love thier Power IQ technology. Being an iPhone user I think the IQ tech chargers my iPhone faster than any other charger. I think the PowerBanks with an IQ 2.0 port charge my iPhone faster than a standard wall charger. I have had some problems with the QuickCharge port (QC3) it only trickle charges my iPhone, I think it's made for Samsung phones but not sure. Just be sure to check the PowerBank ports before you buy... iPhone user should look for Power IQ 2.0; Samsung users should look for QuickCharge (QC3).
Size does matter, you need something for the weekend camping trip get yourself a larger Powercore 20000 mAh or higher.
Need something to just get you through the day the Powercore 10000 mAh will be more than enough.
My wife uses the Powercore II 6700 with her iPhone 7 and it gives her a full charge fast.
Love Anker Products. Anker stands by their products and replaces anything for free as long as it's under warranty (usualy 12-18 months depending on the product). There is 1 thing I hate about Anker customer support, they are completely impersonal. You'll read this grievance in my most of my recent reviews, I'll explain and let you decide for yourself if Anker Support could have, should have, treated me better. Just bought multiple items as Christmas gifts for 16 family members (16 power banks, 16 lightning cables, 8 micro USB cables, 8 Wall Chargers, 5 Car Chargers) Not only did I spend a lot of money but I gave Anker 16 new customers that are already purchasing more Anker products. So when my personal 6ft Powerline+ lightning cable broke after a few months of minimal use (exposing the wire) I sent in my request for a new cable. I explained how much I love Anker, how I just got my entire family Anker products and got Anker a bunch of new customers and I was surprised the cable broke so easily. I asked if they could replace my cable with the 6ft Powerline+ II, figuring it may be more durable. Their reply was surprising, they wanted to refund me for my cable so I could purchased the newer cable. They did not offer a discount for the new cable, so essential they were not willing to give me the newer cable for free, it would have cost me a few more dollars and honestly I can't imagine it really costing Anker more than a few cents for the upgraded cable. This is such a huge turn off, I'm the customer you want, not just a guy who buys a cable, but someone who buys many, many products from you, gives your products to all of my family members, and promotes your products to everyone... So many of my friends have also gotten Anker cables based on my recommendation. Highly disappointed in your customer service skills Anker, still love your products but I don't plan on promoting your products until you learn how to treat your GREAT CUSTOMERS BETTER.
- Reviewed in the United States on September 21, 2018Color: WhiteVerified PurchaseLove this charger. It's small, efficient, holds a good charge. I have bought several for me -- house, car, sports bag -- and several for friends. It's the best.
Top reviews from other countries
- Cheatin JockeyReviewed in the United Kingdom on January 26, 2019
5.0 out of 5 stars Good power for its size and weight
Color: WhiteVerified PurchaseDoes everything you would expect - charges my plus sized phone almost twice, nearly charges my tablet once completely. Nice output to size/weight ratio, easy to drop in your bag (laptop or handbag).
The only downside is that it won’t charge a device while being charged itself like the last aux battery that I had. I know that sounds like a dumbe idea, but it actually worked out better than using a higher-powered charger on just one item when you’re unsure of the next plug you’ll see.
Comes with a bag and a decent quality cable. The gloss white finish would scratch without the bag.
Nice battery, well made, worth the money IMHO.
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JesusReviewed in Spain on January 28, 2020
5.0 out of 5 stars Anker no defrauda.
Color: WhiteVerified PurchaseEs la quinta batería que compro de Anker, cada producto de ellos que compro me deja más claro que son una marca de referencia en lo que a suministro de energía se refiere.
- InsideTechReviewed in the United Kingdom on June 6, 2018
5.0 out of 5 stars Compact. Reliable. Great Value. Anker.
Color: WhiteVerified PurchaseWhat can I say? It's an Anker product. You get quality, reliable products but at consumer-friendly prices. The upgraded capacity makes what was an already great deal even sweeter. The charger has an excellent build quality and the glossy plastic finish looks really, really good - especially in white. This particular size is a great balance between size/portability and charge capacity, although I'd recommend any of the Anker portable chargers. It's compact and lightweight but still holds ~ 2 full charges for your smartphone - one of the best size : charging capacity ratios for any portable charger on the market. With the added reliability given from the brand name and fantastic customer support, you can't go wrong with this charger.
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Xisco C.Reviewed in Spain on December 18, 2018
5.0 out of 5 stars De momento genial!
Color: WhiteVerified PurchaseCargador muy liviano con el que puedes cargar el iPhone 6 un par de veces. Es perfecto para llevarlo en un bolsillo.
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YaloviReviewed in Spain on June 2, 2019
5.0 out of 5 stars Muy buena por el precio
Color: WhiteVerified PurchasePese a su tamaño, carga 2 veces y un poco más un iPhone 6.
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Product Summary: [Upgraded to 6700mAh] Anker Astro E1 Candy-Bar Sized Ultra Compact Portable Charger, External Battery Power Bank, with High-Speed Charging PowerIQ Technology
From Anker
4.5 out of 5 stars, 900 ratings
Customer reviewsAbout this Item
- The Anker Advantage: Join the 30 million+ powered by our leading technology.
- Exclusive PowerIQ Technology: Detects your device to deliver its fastest possible charge speed up to 2 amps. Does not support Qualcomm Quick Charge.
- Upgraded Cell Capacity: Add over two full charges to an iPhone 8 or 1.5 full charges to an X, Galaxy S8, Nexus 5 or other smartphone (use your device's original cable).
- Incredibly Compact: The size of a small candy bar (3.8 × 1.7 × 0.9in, 4.4oz) it fits perfectly in your pocket. Recharges in 5.5 hours with a 1A adapter (not included) and the included Micro USB cable.
- What You Get: Anker Astro E1 Portable Charger, Micro USB Cable, travel pouch, welcome guide, our fan-favorite 18-month warranty and friendly customer service. USB-C cable and Lightning cable for iPhone / iPad sold separately.
Product Description
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