Wintact WT8823 Combustible Gas Alarm Detector Gas Leakage Flammable Natural Digital LCD Display Gas Leak Detector Monitor Gas Analyzer

specification 1. Measurement range: 0~100% 2. Sensor type: contact combustion type 3. Response time: about 10 seconds 4. Working voltage: 3.6V 5.Alam limit: 10% methane 6. Working environment temperature: 0~50°C 7. Low battery indicator: 3.3v 8. Working current: 200mA 9. Power: 3x1.2v NiMH battery Package Included 1 flammable gas detector (without battery) 1 USB cable 1 x manual