SHOPI Keychain Portable Charger - 1700mAh

【Remove the phone case before charging】: Need to remove the phone case, and swipe up the telescopic switch before charging your iPhone, If charging while wearing a phone case, it's easy to loose, may cause poor contact and can not be charged. 【Ultra compact and Portable】: Built-in 1700mAh high quality battery, Suitable for outdoor M12:M24 use, Weighs about 1.4 oz, size of 2.75*1.57*0.70 inches, convenient to hang on the key ring, ultal-small and ultra-light, can be carried to most of the size of pocket or handbag, you can use it anytime and anywhere. 【For emergency backup use】: when the power of the phone is low than 10%, it can be used as an emergency backup prevent the phone from shutting down. 【High speed charging and multi-protection】: Safe circuit design support to charge your phone at a high speed safely, can avoid over-charge, over-discharge, short-circuit and overload, the LED indicator light flashes red when charging for the charger itself, and automatically stops flashing and stay light on red light after charging is completed.