This cooler comes nicely equipped with smart design and a variety of useful feature, cooling fast in two hours, large capacity for 15 liters. High quality full foam insulation enclosure, durable carrier handle serves to either fix or support the lid. It specially designed for car using, and can be well fixed in the car or taken simply to everywhere, really be a good helper in your travel. Feature ? ROHS complaint ? 100% Destructive test ? At 75F, 65%RH, MTBF 20,000 hours. ? 100% function and safety test ? Long DC power cord removable. ? Ultra-quiet CFC free cooling system ? High performance in cooling function ? Light-weight full insulation ? Short circuit protection ? Safety thermal switch design ? 110V/220V AC external adaptor optional ? 2-year warranty Specification Input voltage /Rating power/Min. cooling ℃/Max. input voltage 12VDC /50W /20℃below ambient ℃/14.5VDC,6Amp N.W G.W Carton dimension 3.3Kgs 4.1Kgs 425*285*390 (mm) Loading Qty(20ft)/Loading Qty(40ft)/Loading Qty(40HQ) 590pcs 1200pcs 1440pcs