Gas Leak Detector, Combustible Natural Gas Detector/Propane Methane Gas Sniffer Sensor Alarm Tester with Sound Light Warning

Notice:  Before using the Gas/Propane/Methane sniffer Leak detector, please read the manual instruction carefully.  Household natural gas leak detector alarm keep your family safe  The portable smart gas leak detector is stable, with a long lifespan and is easy to use. The hand-hold design allows you to operate easily and the visual and audible alarm can detect the gas leakage resource precisely. The adjustable ticking rate helps to decrease the polluted gas density in the air. Features:  *High sensitivity detection  *Quickly find the source of leakage  *Indicating the leakage via alarming bulb  *High precision sensor able to detect slight gas leakage  *Quick sensing response  Detects combustible gas leak Methane, natural gas, coal gas, gasoline, alcohol, ketone and other flammable gases.  Adaptable in various situations Can be used in construction projects, mines, safety check of gas appliances, oil spill and etc.  Technical Specifications:  1. Resolution: 50ppm  2. Alarm range: 10%~40% LEL  3. Operating temperature: 0~55 ?  4. Relative humidity: ?95%, no condensation  5. Warm up time: around 10s  6. Response time: ?2s (10% LEL, Lower Explosion Limited)  7. Gas indication: Visual: 6 red LEDs, Audible: variable speed ticking  8. Power: 3*AAA battery (not included)  9. Battery life: approximately 20 hours of continuous operation under normal usage conditions.  10. Weight: 8.9 oz (240g) (without batteries)  11. Size: 18.5"x 2.76"x1.38" (47.0cmx7.0cmx3.5cm) 12.Material: plastic  Package Include:  1 * Gas Leak Detector  1 * User Manual