Ensure safety and precision with the ST8904 Gas Monitor, expertly designed with high sensitivity sensors for accurate gas detection and rapid response. Crafted from durable ABS material, this portable gas detector offers reliable performance across diverse environments such as marine, chemical, agricultural, pharmaceutical, laboratory, and mountaineering applications. Key Features: · High Sensitivity Sensor: Equipped with a highly sensitive detection system, providing accurate and repeatable gas measurements with a fast response time for immediate hazard identification. · Triple Alarm Modes: Features audible sound, bright light, and vibration alarms to promptly alert users to the presence of dangerous gases. Both high and low concentration alarm thresholds are configurable for tailored safety monitoring. · Versatile Charging Options: Rechargeable lithium battery (3.7V 1800mAh) supports convenient USB charging from computers, cars, power banks, and other USB-enabled devices, ensuring continuous operation during extended use. · Clear Backlit Display: High-resolution backlit screen delivers clear and easily readable gas concentration levels in all lighting conditions, including bright sunlight and dim environments. · Wide Detection Range: Monitors multiple gases with precision, including Carbon Monoxide (CO) 0-999 ppm, Hydrogen Sulfide (H2S) 0-500 ppm, Oxygen (O2) 0.0-30.0% VOL, and Lower Explosive Limit (LEL) 0-100%, providing comprehensive safety monitoring. · Robust and Portable Design: Constructed with sturdy ABS material, the gas monitor is lightweight and compact for easy transport and use in various field and industrial settings. Specifications: · Material: ABS · Model: ST8904 · Battery: Built-in Lithium Battery 3.7V 1800mAh · CO Detection Range: 0-999 ppm · H2S Detection Range: 0-500 ppm · O2 Detection Range: 0.0-30.0% VOL · LEL Detection Range: 0-100% LEL Package Includes: · 1 x ST8904 Gas Monitor The ST8904 Gas Monitor combines advanced sensor technology and user-friendly features to deliver reliable gas detection and safety assurance. Its multi-mode alarms, wide detection range, and flexible charging capabilities make it an indispensable tool for professionals and enthusiasts working in hazardous gas environments.