RAYOVAC PS76 800mAh Portable Phone Boost 800 Li-Ion Charger (Micro USB Devices)

• 800mAh Li-Ion rechargeable mobile device charger;• Holds enough power to recharge cellular phone for 150 min of talk time, depending on model;• Power pack recharges up to 500x by using a USB charger;• Provides instant power once device is plugged in;• Push-button switch turns charger on;• Automatically turns off to save battery power if inactive for 30 sec ;• Holds charge up to 6 months;• Integrated USB & device connectors with protective caps;• 4 LED battery gauge indicators show charge & discharge status;• Key chain attached for convenience & portability;• Limited product warranty;• Compatible with micro USB devices such as cellular & smartphones, digital cameras, portable gaming devices, MP3 players & more;