best portable charger for iphone Anker Astro E1 5200mAh Candy bar-Sized Ultra Compact Portable Charger (External Battery Power Bank) with PowerIQ Technology charging bank Power Bank

Anker Astro E1 5200mAh Candy bar-Sized Ultra Compact Portable Charger (External Battery Power Bank) with High-Speed Charging PowerIQ Technology

[Exclusive PowerIQ Technology] Detects your device to deliver its fastest possible charge speed up to 2 amps (four times faster than a computer USB port). Does not support Qualcomm Quick Charge

[High Cell Capacity] Add almost two full charges to an iPhone 7 or 6s or at least one full charge to a 7 Plus, Galaxy S7, Nexus 5 or other smartphone. Or almost a 70% charge to an iPad mini 3.

[Incredibly Compact] The size of a small candy bar (3.8 × 1.7 × 0.9in, 4.2oz) it fits perfectly in your pocket. Recharges in 5 hours with a 1A adapter (not included) and the included Micro USB cable.

With its unrivaled palm-friendly size and enough capacity for near 2 full phone charges - Astro E1 is one of the world’s most popular portable chargers.

Slip it into your pocket, completely forget it’s there, then bring it out for a boost when you’re running low.

High-Speed Universal Charging.

Unbeatable Portability.

Features

PowerIQ Technology

By intelligently identifying any connected device, PowerIQ is able to deliver an optimum, high-speed charge to all devices. Includes Apple and Android phones and tablets as well as cameras, consoles and more.

High Capacity

Astro E1 is equipped to provide two charges for most phones and single charges for larger devices. It uses premium cells and materials to deliver high-efficiency performance.

MultiProtect

A combination of 10 safety features that work together to provide ultimate protection for your devices, your chargers and most importantly: you.

Maximized Portability

5000mAh capacity squeezed into something no larger than a candy bar. Put E1 into any pack or pocket and forget its there, then bring it out for a boost when you’re running low.

Product description

Color:

Black

Astro E1 Portable Charger External Battery Power Bank

Charge your phone on the go.

From ANKER, America's Leading USB Charging Brand

Faster and safer charging with our advanced technology
10 million+ happy users and counting

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. You can even charge an iPad mini 3 to about 70%!

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 battery cells, together with advanced materials and cutting-edge technology, to ensure complete safety.

For Optimal Use:

Use the included Micro-USB cable, your original cable or a third-party certified one (such as MFi); AC adapter not included.
Please use your original Apple charging cable (not included) to charge Apple products.
Compatible with most USB-charged devices, including iPhone 8 / X / XS / XS Max / XR (Lightning cable required), Android smartphones and tablets (including the Nexus 7).
Not compatible with the iPod nano, iPod Classic; Not for devices with an input below 50mA (e.g. some Bluetooth headsets and GPS devices).
It is advised not to use in confined, poorly ventilated spaces (e.g. pockets).
Charging data is calculated in screen-off (standby) mode.
Data is based on internal testing, using a 5V/2A discharge at 25°C. The rated cell capacity (minimum output) is 3120mAh.
5200mAh is the total of the nominal rated capacity of internal battery cell