... AC110V~240V and DC12V, all these functions afford a convenient way for carrying insulin whenever and wherever ... , or bussiness trip, or don't want to store insulin in a shared fridge in school, work place or ... below1. Portable and delicate design ensures you enjoy a fashional handheld refrigerator.2.Long standby time : ... while air temperature below 0 Celsius, heating up to 12 Celsius at -10 Celsius.6. 2-8 ...