この商品について

• Portable Natural Gas LPG Methane/Propane/Butane Indicator
• Long battery life, auto power off
• Visible LED three colors alarm and Range of detection:0 ~ 9999 ppm
• Highly sensitive, noise signal proof
• 2 x 1.5V Battery (not included)

Detection:natural gas(NG), methane. Sensor:planar semiconductor Warm up time:within 60 seconds Rnage of detection:CH4: 0 ~ 100% LEL Alarm Frequency:2.713kHz / 30ms 2.713kHz / 100ms Range of alarm:~2% LEL (LED Yellow) ~10% LEL (LED Red) Alarm time:within 20 seconds Alarm mode:LED, buzzer Working temperature:-20C ~ 70C Working humidity:less than 90% RH Power source:AA 1.5V * 2 Dimension:220 * 20 * 20 mm Weight:approx. 80g