18l New Lpg Gas Tankless Instant Hot Water Heater Stainless Propane Product Type: 18L; Way of Exhaust: Open Flue Type; Use Gas Type: Liquefied Petroleum Gas. Ignition Mode: Pulse Ignition; Rated Heat Input Power (KW): 32; Water pressure: 0.02MPa~0.8MPa. Gas pressure: Liquefied Petroleum Gas : 2800 Pa. Power supply: Open Flue Type Gas Water Heater Ignited By Battery Power. Heating Status: Heating time =15s;Overtemperature =2 ;Stability Time:=15s.