... Mini Lipstick power bank 2200mAh for mobile phones and digital products Battery type: 18650 Li-ion batteryCapacity: ... : protection for overcharge, over discharge, overloading, and short circuit.The mobile power pack fits for mobile ... 1. External battery for iPhone*, iPod*,Mobile Phones and other digital products.2. Small, convenient, easy to use ... bank 2200mA for mobile phone and digital electronics