| Detecting gas: LPG, natural gas, and coal gas |
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| Power supply: AC110V~AC220V |
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| Power frequency: 50/60Hz |
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| Alarm thickness: LPG: 0.1~ 0.5%; natural gas: 0.1~ 0.3%; coal gas 0.1~ 0.5% |
| Alarm volume:≥85dB |
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| Working environment: -10℃～50℃ |
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| relative humidity <97％ |
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| Storage temperature: -25℃～55℃ |
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