WINTACT WT8820 Combustible Gas Alarm Detector For Home Slight Gas Leakage Flammable Natural Gas Leak Detector Monitor Gas Analyzer

specification 1. Material: plastic 2. Detection gas: combustible gas 3. Sensitivity: 50ppm methane (adjustable) 4. Alarm mode: sound and light alarm 5. Sensor type: low power semiconductor 6. Warm-up time: 60 seconds (25 ° C, 60% ambient temperature) 7. Response time: 2 seconds 8. Operation cycle: continuous operation 9. Battery life: 8 hours of continuous use (slightly changed according to working conditions) 10. Sensor size: 30 cm 11. Alarm limit: 10% methane 12. Working temperature: 0~50° 13. Reduce battery indication: 3 ± 0.2V 14. Battery type: 3 * 1.5V AA battery (not included) 15. Working current: about 150mA Package Included 1 flammable gas detector (without battery) 1 x manual