GP9976 GAS WATER GEATR 1) 20L Gas water heater flue type 2) White panel. Product size: 700x400x180mm 3) 3.3kg heat exchanger (tin copper); 4) Burner: T16 rows 5) Low water presure double solenoid valve water flow sensor type 6) Water pressure:0.01-10Mpa 7) Gas type:LPG 2800Pa8) With on-off switch and winter and summer adjusting knob9) With standard LED display10) 2 in 1 with AC adaptor 11) Operating manual and in plastic bag 12)Box size:803x480x238mm