1.Environment Friendly & Energy Efficiency Design 2.Major Thermostats : EGO (German Brand) 3.Backup Thermostats : WAKO (Japanese Brand) 4.Hot Water Tank Insulation foam, UL approved 5.R-134a refrigerant: INEOS (Japanese Brand) 6.PP anti-scratch stand with adjustable height With water leakage detector 7.Easy maintenance, no tool required for replacement Electric Freestanding Water Dispenser Model No.:BD-5135 Type:Hot / Ambient / Cold Water Tank Capacity:Hot: 15L ; Ambient: 7.9L ; Cold: 3L Watt:Hot:750W ; Cold:170W Water connection:Tap Wate Power:110V, 60Hz ; 220/240V , 50Hz Dimension:43x55.5x135cm Weight:55kg RO or Filtration System:Built-in RO system Safety Design: 1. Double Protection with 2 Thermostats 2. Panasonic ELCB safety equipment 3. Safety faucet body : Anti-scalded material 4. Safety faucet design: Avoid Child scalded by hot water 5. Automatically shut down power while lack of water