Item NO:GAS ALARM WITH LED LEVEL INDICATOR ProductName:Gas Alarm Detailed: Hot wire type sensor -GAS ALARM WITH LCD LEVEL INDICATOR -HEAT ALARM FUNCTION -Easy installation and maintenance -Modernized design -Detect all sorts of combustible gases, LPG and LNG include city gas -Ideal for all kitchens -Excellent reliability & high stability -Self test function -Durable sensor head -Less affected by other organic solvent -High Accuracy -AC ~ DC adaptor included -Loud sound signal of 85 dB at alarm mode -Three-year limited warranty. -suitable for the safety valve. SPECIFICATIONS : Power Source :220V AC Sensitivity : 10%LEL Power Consumption : 1.7W Operating Temperature : -10oC ~ 50oC Ambient Humidity : Less than 95% RH Horn Level :75 Decibels at 10 feet Standby Mode : Green LED on Alarm Mode : Red LED flashes and an acoustic alarm Type Of Gas Sensed : Natural gas, town gas, LPG SIZE:110mmx69x36mm Weight:270g/pcs PACKAGE size:43mm*110mm*142mm Quantity/BOX:110pcs