1.Universal UPS Battery 2.Two Output Volt at same time 3 ... charge laptop,pda,cellphone,camera,dvr,mp Universal UPS BatteryThe products is a commercial portable power with high capacity build-in lithium ... battery, it could be used as back up power for a lot of devices and provide two output voltages ... :about 6 hours, depending on the capacity and charging current; Universal UPS Battery 33000mah