7291 Gas Leak Detector Features: 1. Low cost handheld type detector checking gas leakage 2. Sensitive measurement for multi gas, including the Methane, Propane even water vapor 3. Bright 5 level leakage LED indicator 4. Status ready and battery low led indicator 5. Quality and reliable Semiconductor sensor 6. Built in auto-Calibration function while meter powers on 7. Long and flexible stainless goose neck detect probe 8. Built in earphone jack for mute mode use 9. 60 seconds warm up time 10. Response time less than 10 seconds 11. Auto power off to save battery life Application: 1. It can measure the Natural Gas, Methane (CH4) and Propane (C3H8, liquefied petroleum gas, LP-gas or LPG), which had been widely used as part of a safety system. 2. It can be used in the gas extraction environment (waste disposal livestock farming and coal mining), kitchen or home living room. It also can measure the gas from the car exhaust pipe. Specifications: 1. Methane Range: 40~640ppm 2. Methane Sensitivity: 40ppm 3. Propane Range: 40~640ppm 4. Propane Sensitivity: 40ppm 5. Gas Discrimination Filter: N/A 6. Response Time: within 10 seconds 7. Warm Up Time: within 60 seconds 8. Meter Size: 175*47*28mm 9. Operating Temperature: -5~45°C 10. Operating RH: 5~95% RH (avoid condensation) 11. Storage Temperature: -20~50°C 12. Storage RH: 0~95% RH (avoid condensation) 13. Power Supply: 4pcs AA Batteries or 9V Adaptor 14. Weight: 120g
