50-1000PPM Combustible Gases Detector Multi-functional Natural Gas Leak Detector Quick Response Detect Alarm Trichromatic Backlight Feature: 1.Gas leak detector +temperature and humidity meter In addition to measuring gases, you can also measure ambient humidity and temperature. 2.Accurate numerical |High and low sensitivity | quick response 3.Test a variety of combustible gases to meet different needs. It is convenient for users to safely detect all kinds of combustible gases. 4.Auto power off After about 10 minutes, the instrument will automatically shut down. 5.Fall proof, dust proof and water proof ABS material, comfortable to hold. Specification: Combustible gas detection:50~1000PPM Temperature detection:-20& 8451;~60°C(-4°F~140°F) Humidity detection:0.0% ~99.9% RH Display:LCD Auto Power Off:Yes Low battery indication:Yes Trichromatic backlight:Yes Buzzer alert:Yes Power: 3pcs, 1.5V, AAA battery (Batteries Not Included) Package include: 1 * Combustible Gas Detector 1*User Manual