ATO SO2 Sulfur Dioxide Detector, SO2 Gas Tester Detector with Sound, Light and Vibration Alarm, 0-20ppm

【Long Standby Time】ATO sulfur dioxide detector, Low power consumption, the standby time is up to 2 years, no calibration, no sensor replacement, no battery charging within two years 【Easy to Operate】Portable SO2 gas monitor, Easy to operate, just turn on the device and it will run continuously 【Protection Class IP68】Intrinsically safe circuit design, splash-proof, dust-proof, explosion-proof, shock-proof, can be use for a variety of harsh environments 【Easy to Carry】lightweight design, small size, light weight, with back clip, easy to carry 【Ultra-High Buzzer Alarm Sound】SO2 gas meter detector, with alarm, sound, light and vibration triple alarm to remind workers