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| Name：GSD-399 |
Description：Detecting gas: LPG /Natural gas /coal gas
Power supply: AC110V~AC220v
Power frequency: 50/60hz
Alarm Density: Lpg: 0.1~ 0.5%; natural gas:0.1~ 0.3%; coal gas 0.1~ 0.5%
Alarm volume: > 85db
Working environment: -10. C~ 50. C
Relative humidity <97%
Storage temperature: -25. C~ 55. C
Packing: Each one in a white box
Size:41.5 X 40 X 27cm
Gw/nw:9.2/7 kg
50pcs/ctn
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