... output voltageAC100-240/DC9.0VVehicle power adapter input/output voltageDC12-24V/DC9.0VLithium battery capacityinner battery2300mAH, external battery5000mAHLong ... batterySouth Korean import LG core, repeatedly charging and discharging, Power saturated, safe using.Suitable for storage of medicines:1 ... MMC Etc.6. Serum Preparation, thrombin, Reptilase Etc. battery powered portable medical cooler box