... at anytime,anywhere On The Go(OTG). Products features:Battery Type: Rechargeable polymer Lithium-ion batteryCapacity: 4000mAhOutput Voltage : ... ,GPS Bluetooth headset etc portable digital devicesStandard accessories:One battery chargerOne USB convert to DC cable5 pcs charge connectors ... trademarks used are for reference only. Rechargeble Elegant Pocket Power Pack,Travel Mate,for laptops,phones,cameras