car fridge Diabetic insulin cool AC/DC/battery work 13 hours small, lightweight, ... DC12V, all these functions afford a convenient way for carrying insulin whenever and wherever, so dison ... insulin cool case is a very sweet gift for diabetic friends whom have traveling, outdoor activities, ... 25'C)Input /output voltage(adapter)AC100V~220V/DC9.0VOutput current (adapter)2AInput/output voltage (car power ...