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Personne àcontacter Ms. yu
changshou, shanghai, shanghai
1) Material: HIPS plastic 2) Assembly no wiring, size: Dia.**7xT*5mm 3) Power supply: 9V battery( included) 4) Quiescent current: 8Î&frac*4;A, Working current: *0Î&frac*4;A 5) Environment temperature: **0°C ~ **0°C 6) Environment humidity: ≤*5%(*0±2°C) 7) Alarm decibel: *5dB/3m 8) Test function & Low voltage alarm function 9) Spare parts for installing *0) 1 year quality guarantee
