1.Only 3 seconds for hot water.no preheating,no wait. 2.Thermostatic 3.Safe ... as heating element 1.Key Features:1) On demand hot water in just 3 seconds. No preheating, no wait.2) ... 3) Over 3 meters water flow, no scale incrustation, long lifespan.4) Electricity leakage protector, safety thermal cut-out, over-pressure protector, double ... ~240V50/60Hz0.02-0.6MPa65IP×4 kitchen instant water heater