• 1. Natural gas: 10%～25%LEL
• 2. Liquid gas: 10%～25%LEL
• 3. Coal gasification: 2%～5%LEL
• 4. power consumption: ≤1.5W
• 5. Response Time: ＜30s
• 6. Alarm volume: ＞65db
• 7. Control output: AC220V 5A
• 8. Working Temperature: -10°C ~+50°C
• 9. atmospheric pressure: 86～106Kpa