LG G3 Battery Case,KumibaExternal Backup Battery case with Home Key Button 3200mAHUltra Slim Rechargeable Extended Charging Case for LG G3 (white) With built-in 3200 mAh polymer battery,comes with stand function, convenient and practical , LED display and power switch, a timely reminder of the user to charge LG G3. Polymer Lithium battery,double your phone standby time. Creative design,enjoy your phone without removing the power case. High classical material to protect your phone,charging and protecting and stand 3 in 1. Intergrated circuit design ,effectively avoid short circuit overtime charger even under extreme conditions of wrong operating. With smart switching and precise power display,to extend the life of the built-in battery.