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<p>"BOSEAN" (China) High Quality LEL Combustible Gas Leak Detector fitted with "Imported" Sensors &amp; High Quality Gooseneck.<br> <br> FEATURES<br> <br> ● Advanced MPU technology<br> ● Low power consumption<br> ● Sensitive and able to return to zero<br> ● Full-function self-test and self-repair<br> ● Battery voltage low alarm<br> ● Audio, Visual LCD Indicators<br> ● Alarm point is adjustable<br> ● Zero automatic adjust function, quick and convenient<br> ● Intrinsically safe apparatus<br> ● Rechargeable<br> ● Temperature and humidity indicator<br> ● Colorful LCD<br> ● High resolution STN LCD<br> ● Housing made of high strength engineering plastics and compound anti-slip rubber<br> <br> SPECIFICATION<br> <br> Range PPM: 0-10000PPM<br> Alarm Point PPM: 200PPM/500PPM<br> Alarm types: Audible buzzer alarm; Visual LED light alarm; Vibration alarm<br> Method of Detection: Diffusion<br> Sensor: Combustible Gases-Catalytic<br> Sensor Type: Imported FIGARO sensor<br> Display: LCD<br> Temperature: -20℃~60℃<br> Humidity: 5 to 95% RH, non-condensing<br> Power: 3.7VDC 1500mA rechargeable lithium battery<br> Operating time: Approx.8 hours<br> Charge Time: Approximately 6 hours<br> Dimensions: 210mm*66mm*30mm<br> Sound: 85 dB at 1m<br> Weight: 300g<br> Ingress Protection: IP65<br> Explosion-proof grade : Exib IIB T3 Gb<br> Warm-up time: 60S<br> Response time :＜30s</p>