๐ Powered by 4 sources: 40Vmax XGT Li-Ion battery, 18V LXT Li-Ion battery (two in parallel or one), 12V/24V DC (Power Outlet), AC ๐ Compressor type cooling system provides excellent cooling capacity ๐ Cooling capacity: -18 to 10℃, with 7 inside temperature settings (-18 / -15 / -10 / -5 / 0 / 5 / 10℃) ๐ Warming capacity: 7 inside temperature settings (30 / 35 / 40 / 45 / 50 / 55 / 60℃) ๐ Large 20 L capacity; Able to store up to four 2 L plastic bottles or twenty 500 mL plastic bottles ๐ IPX4 water resistance when powered by battery ๐ Large 100 mm casters run smoothly for easy transportation ๐ Battery box equipped with a lid for protection of battery against water ๐ USB output port for charging electric equipments (e.g. cellphones); ๐ Type A for DC5V/ 2.4A; This port is located inside the battery box ๐ LED display for clear display of inside temperature and battery fuel gauge ๐ Bottle opener; Conveniently located for opening glass bottles