Description Overview GAOTek Four-In-One Gas Detector, which is a safety device that can continuously detect the concentration of leaking gas. Using advanced integrated circuit technology, embedded microcomputer control, high-quality imported gas sensor, with excellent sensitivity and excellent repeatability; using a dot-matrix LCD display, supporting Chinese and English interfaces and Chinese and English voice prompts, easy to use and maintain. The shell is made of high-strength engineering plastics, which has good vibration resistance, high strength, and has the functions of dustproof, waterproof and explosion-proof. Features Switch between Chinese and English Sound, light, vibration, screen flashing quadruple alarm 2500mAh built-in high-capacity lithium battery Automatically store records that can be viewed and deleted 4-Inch colour LCD display High-strength engineering plastic, anti-compression, anti-drop, explosion-proof Adopt imported sensor, sensitive induction Short response time, more accurate detection Support curve drawing, easy to observe the periodic state of gas concentration Technical Specifications Response Time T < 30 S Measuring Range 0 PPM To 100 PPM Low Alarm Point 10.0 PPM High Alarm Point 35.0 PPM Resolution 1 PPM Display Error ≤ ± 5% FS Instructions LCD Liquid Crystal Display Real-Time Data And System Status, light, Vibration, Screen Flicker And Real-Life Voice Recording (Chinese And English) Prompts Operating Voltage DC 3.7V (Lithium Battery 1800 MAh) Charging Time 4H Standby Time Can Be Used Continuously For More Than 10 Hours When Fully Charged Working Environment Temperature –4 F To 122 F (-20 °C to 50 °C) Humidity < 95 %RH Condensation Physical Dimension 5.51 In x 2.87 in x 1.25 in (140 mm x 73 mm x 32 mm) Weight 0.47 Lb (0.21 kg)
