ZLT840 Portable Multi Gas Detector

ZLT840 Portable Multi Gas Detector, it is a safety device that allows you to continuously detect the concentration of leaking gas, it uses highly sensitive and repeatable high-quality imported gas sensors, built-in computer control, and advanced integrated circuit technology. This device can detect and display the concentration of four gasses which are H2S, O2, CO, and EX, it comes with a backlit LCD display with reasonable screen distribution, and transparent font so that gas leakage can be easily seen, it has three alarm modes audio, visual, and vibration to let you know the alarm and data quickly.