mini medical cooler boxes/insulin cooelr boxModel:BC-170AApplication:Mainly used for diabetic carrying insulin on travel or office .Features:1. Portable, lightweight.2. 3 power supplies: DC12-24V, AC100~240V, 3.7V battery3. 2~8celcius under 20celcius, keep insulin safe 30 days under ambient 40celcius4. LCD temp display, interchangeable between Celsius and Fahrenheit5. Thermoelectric cooling, no Freon and liquid6. Low power consumption, energy-savingStandard packing: 1pc cooler, 1 charger, 1 batteries, 1 portable bagBattery working time: Battery working 8 hours under 35celcius, battery is interchangeable and rechargeable.Detailed information Seven advantage:1) threepower supply modelHousehold 110 v - 240 - v ac power ; Car 12-24 v power supply; 3.7v battery.Ensure single electric eight hours long standby time, you can also use mobile power charging (treasure) power supply, have solved the problem of inconvenience in your long-distance travel charge