Features:
- Natural diffusion sampling method and high-sensitivity sensor, with high sensitivity and repeatability
- 32-bit built-in MCU, high reliability and self-adaptation ability
- Full functions, easy operation
- CSTN colorful LCD, more intuitionistic, abundant and clear indication
- Compact design, easy carrying
- High strength engineering plastics and compound anti-slippery rubber; high strength, water-proof, dust-proof and explosion-proof

Spcification:
- Gas sampling method: Natural diffusion
- Gas sensor type: Catalytic and electrochemical
- Detecting gas: Combustible gas, H2S, CO, O2
- Accuracy: <= +/-5% F.S.
- Response Time: <=30s
- Indication: LCD displays real-time and system status;
- LED, audio and vibration alert for gas leakage, fault and low voltage
- Power Source: DC3.6V Li-on battery, 1800mAh
- Charging time: <= 6h
- Working time: >= 8h continuously (without alarming)
- Gas Sensor Life: 2 years
- Explosion-proof grade: Exibd IICT3
- Protection Grade: IP65

Application:
- Oil&Gas, Steel refinery Industry
- Coal Mine
- Communication, Chemical 
- Underground Coal Mine, Pipeline, and Explosive area