4-in-1 Multi Gas Detector with CO, H2S, O2, LEL Measurement, Sound Light Vibration Alarm, USB Charging, Backlit Screen for Clear Readings in Various Fields

Specification: Item Type: Gas Monitor Material: ABS Model: ST8904 Battery: Lithium battery 3.7V 1800mAh (built in) Basic Parameters: CO: 0- ppm H2S: 0-500 ppm O2: 0.0-30.0% VOL LEL: 0-LEL How to Use Turn on the device to use directly. Package List 1 x Gas Monitor 4 x Accessories 1 x USB Cable 1 x User Manual 1 x Storage Bag Note

• ▶High Sensitivity : Equipped with an advanced sensor, this multi gas detector realizes high sensitivity to CO, H2S, O2, LEL gases. This ingenious device, with excellent repeatability and rapid response, ensures quick and accurate gas detection for safety.
• ▶3 Alarm Modes : Be alerted quickly with this gas meter’s 3 alarm modes: sound, light, and vibration. When harmful gases are detected, these features will activate immediately, providing a quick and effective alert system. In addition, high and low concentration alarm values can be set to meet different monitoring needs.
• ▶Multiple Charging Options : This 4 gas detector is designed for convenient and flexible charging. With USB charging capabilities, you can refill its power from sources such as a c uter, car, power bank, ensuring its readiness to you from harmful gases anytime, anywhere.
• ▶Backlit Display : For easy visibility under all lighting conditions, the gas monitor comes with a high resolution backlit screen. Whether you are under bright sunlight or in low light environments, this gas tester provides clear and accurate readings to ensure your safety.
• ▶Wide Application : This gas monitor stands out for its multiple applications. It is not only suitable for industries such as marine, chemical, agricultural, and la , but also ideal for mountaineering, pharmaceutical sectors, among others. Rely on this gas detector for a safer working and living environment.