... and USB devices external, universal,multifunctional charger battery charger MP3/4/5/mobil use battery charger for laptops and USB devicesModel NO.: RFNC5external, universal, ... realize lithium battery pack with the different combinationEasy to carry: put it in your journey bag, computer bag or car.Length of ... Temperature; -20°C~65°C/10%~95% RH(Non Condensing) battery charger for laptops and USB devices