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CO (carbon monoxide) sensor gas detector with sounder for fire alarm

CO (carbon monoxide) sensor gas detector with sounder for fire alarm

CO (carbon monoxide) sensor gas detector with sounder for fire alarm

CO (carbon monoxide) sensor gas detector with sounder for fire alarm Carbon monoxide alarm performance: 1, Power: 3pcs AA batteries 2, Standby current: less than 50uA 3, the alarm concentration: When ...

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