Product functions 1.Super high temperature with pressure design. 2.Fully boiled water, drink securely. Safety design 3.Hot water safety lock design. 4.Water leaking circuit breaker, cutting off water automatically to avoid disasters. Quality assurance 5.Medical level #316 stainless steel heating tank.Stainless steel heating tube, safer drinking. 6.Efficiently cooling water. 7.R134a eco-friendly refrigerant, improving the quality of living and international image of company. 8.Double protection with 2 thermostats: wako ( japanese brand ) 9. Hot water tank flame insulation , ul approved (the usa standard) 10.Disposable filter healthier drinking. 11.Quick changing design filter, make changing easier. Model no.:bd-3019 Type:hot / ambient / cold water Tank capacity:hot:5l ; ambient:3l ;cold: 1.7l Watt:hot :750w ; cold: 170w Power:110v, 60hz ; 220/240v , 50hz Dimension:28(w) x 54(d) x 55(h) cm Weight:25kg Filtration system: Three stage pre-filter water filtration 1st stage : 5u pp filter 2nd stage : cto carbon filter 3rd stage : uf hollow membrane Safety design: 1. Hot water safety lock design. 2. Water leaking circuit breaker, cutting off water automatically to avoid disasters. -