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Model No.: **8V*2 Photoelectric Smoke Alarm Work Current:less than *0 µA SPL more than *5db Work Temp.:minus*0 Deg. To *0 Deg. Operat. Voltage:DC9V Model No.: **8 Photoelectric Smoke Alarm Work Current:less than *0 µA SPL more than*0dB Work Temp.:minus*0 Deg. To *0 Deg. Operat. Voltage:DC9V N.W.: 6.5KG GH.W.: 9.5KG Q'ty/box: *0PCS Packing Size(cm): *6x*5x*7 Be used separately as well as in combination of up *0 items Model No :**8 SPECIFICATION: Rated power: DC9V DC9V/AC**0V Static current: 5uA Alarm current: *0mA Alarm level: *5dB Low voltage alarm: 7V Attentions for installation: Before you install the alarm, read the instruction carefully and keep it!!! Model No.: ***8 Photoelectric smoke alarm Work Current:*0 uA (normal) and ****0 m Loud *5dB alarm signal Work Temp.:4. 4°C - *7.8°C Operat. Voltage: 9VDC battery Q'ty/box: **5pcs Packing Size(cm): *4x*7x*2.5 1 year min. battery life Model No.: ***8 Power Source : 9VDC battery Operating Current : *0 uA (normal) and ****0 mA (alarm working) Sensitivity to smoke : In comply with UL**7 & BS***6: Part 1 ***0 Kitemark License no. KM ****6. 0.*1~1.*2%/FT Operating Temperature : *0oF - **0oF (4. 4C - *7.8oC) Ambient Humidity : *0% - *0%. Horn Level : *5 Decibels at *0 feet. Battery life : 1 year min. Size: **0mmX*5mm Box size : *4cmX*7cmX*2.5cm; q'ty/box: **5pcs, weight: *7.3kg/box Model No.: **8B Operating Voltage: DC9V Working Current: <*0uA Alarm Current: <*0mA Alarm Sound: >=*5db Use temperature: **0C**0C Use Humidity: *5% Diameter: **7mm Height: *4mm Weight: **5g Package: Color Box Qty/Inner Box: *2 PCS Qty/Ctn: **4PCS Ctn Size(cm): *8**6**9cm Qty/*0FT: ****0PCS Model No.: DSW**8C Operating Voltage: DC9V Working Current: <*0uA Alarm Current: <*0mA Alarm Sound: >=*5db Use temperature: **0C**0C Use Humidity: *5% Diameter: **7mm Height: *4mm Weight: **5g Package: Color