Anker PowerCore II 6700

PowerCore II 6700 The Ultra-Compact Portable Charger with Upgraded Design
Slim and Trim Take over an entire phone’s worth of power, anywhere, 
with an incredibly slim design that weighs about the same as a baseball.
Smart Charging Access the ideal charge, perfectly suited to your device’s unique needs. 
Anker’s PowerIQ technology automatically detects and adjusts output power to reduce charging times.
Enhanced Aesthetics An attractive, sleek and modern design matches nearly any gear bag, purse, 
or workspace. Check your charging power with a press of the LED indicator wheel.
Not compatible with Qualcomm Quick Charge, Power Delivery, or PowerIQ 2.0.
Not compatible with devices with an input below 50mA (e.g. some Bluetooth headsets and GPS devices).