1/ stainless hot tank 2/ standing water dispenser 3/ prevent overheating by thermostat protector QIDI items to choose:QIDI can supply more than 200 models of water dispenser.Free standing, table top, basic model, with storage cabinet, with sterlization cabinet, with refrigerator cabinet, white color, silver,black color, with VFD display,with VLED display and so on. stainless steel hot tank water ...