SNDWAY SW7500A 4 In 1 Gas Detector Combustible Gas Oxygen Hydrogen Sulfide Toxic and Harmful Detection Explosion-proof, Standard, With Pump Suction

1. Display error: +/-5%FS
2. Response time: less than 30 seconds
3. Display mode: LCD displays real-time data and system status, lights, vibrations and real-person recorded voice (Chinese and English) prompts
4. Working environment temperature: -10 - 55 degrees Celsius, humidity less than 95%RH condensation
5. Working voltage: DC 3.7V
6. Battery capacity: 2000mAh lithium battery
7. Charging time: about 2.5h
8. Full battery life: about 10h (air pump off)
9. Charging specifications: Type-C DC 5V 1A
10. Protection level: IP65
11. Sensor life: 1 year
12. Sensor principle: electrochemical and catalytic combustion
13. Size: about 13.3 x 6.7 x 3cm
14. Weight: about 210g

Features:
1. Can detect a variety of gases: carbon monoxide, hydrogen sulfide, oxygen, combustible gas
2. High-definition LCD display, supports Chinese/English bilingual
3. Rich alarm methods, real-time feedback of gas leak detection
4. Use Type-C cable for charging, large capacity to meet daily needs
5. ABS dust and explosion-proof, drop-proof, wear-resistant, splash-proof
6. 500 sets of data storage, you can view the peak value of previous measurement records through the curve