Feature:Detachable battery (optional) lasts for 4~24 hours in outdoor.With the name compressor technology, it can quickly cool down to -20 degrees with a low power consumption.Battery protect system for different level H/M/L to prevent vehicle run out of battery.Enjoy convenience with our app adjusting temperature and other setting at your fingertips.Shockproof and durable design for handling rocky road.Specific parts: wire storage baskets, interior drain plug, LED light, plastic cutting board, cupholder door design .LED displ ay touch control panel makes temperature adjustment easy.Allow the comp ressor speed to be slowed down to increase operational efficiencies(ECO} or increase the compressor speed toprov id e " cool down time s(MAX). Reverse fridge door design, make door-opening more Safe to run less than a 45-degree angle in short Quiet operation, like living in quitesuburbSpecification:MODEL:TS40TS50TS60POWER SUPPLY:12/ 24VDC,1 00-240VAC12 / 24VDC,1 00-240VAC1 2/ 24VDC,100-240VACTOTAL CAPACITY: 40L/ 42Quarts / l. 4 Cu. Ft. SOL/ 53 Quarts / L S Cu . Ft. 60L/ 63 Quarts / 2.1 Cu. Ft .FRIDGE DIMENSION(mm) 600*400*440mm600*400*505mm600*400*570mm(L X w X H inch):23 5/ 8*15 3/ 4*17 5/16 inch23 5/ 8*15 3/ 4*19 7/ 8 inch23 5/ 8*15 3/ 4*22 7/ 16 inchPACKING SIZE(mm)753*491*506mm753*491*571mm753*491*636mm(L X w X H in ch):29 5/ 8*19 5/16 *19 15/16 inch29 5/8*19 5/16*22 1/2 in ch29 5/ 8*19 5/16*25 1/ 16 in chNET WEIGHT14.7kg / 32.41b s15.7kg / 34.61b s17.7kg/ 39lbsGROSS WEIGHT15.Skg / 34.2lbs16.5kg / 36.4lbs18.Skg / 40.Slbs