Shenzhen Yongchangda Electronics Co.Ltd

smoke alarm is that to prevent fire,and reducing wealth's loss. they have own perfect quality, attractive appearance, steady performance,ect. fire alarm YK-628YG/02Product description: power: 9v battery、12VDC/24VDC Features : Ceiling or wall mounting Easy to install with mounting hardware included 9 Volt battery operated (included) Suitable for any room Flash alarm indicator (red) Test button for easy recommended monthly testing Low battery signal Safety clip feature, not allow mounting of smoke alarm without battery installed photoelectric chamber for early detection from all directions Loud 85dB alarm signal Specifications: 1,Power Source : 9V battery 2,Operating Current : 10 uA (normal) and 20-50 mA(alarm working) 3,Sensitivity to smoke : In comply with CE stqandard Operating Temperature: 40oF - 100oF (4. 4C - 37.8oC) Ambient Humidity : 10% - 90%. Horn Level: 85 Decibels at 10 feet. 4, Battery life:1 year min L 5, Interconnecting Gas detector (1)Circuit for normally closed rely contacts (2)Circuit for normally opened rely contacts (3)Operating Frequency: 433 MHZ/315MHZ (optional) 6,Size:105mm*25mm 7,Weight:150g/pcs 8,Package size:58.5cm*42.5cm*30.6cm 9,Quantity/Box:80pcs 10,CtnWei(kg):15.5kg 11,Q`CTY/20`FT:339200pcs 12, ...... Welcome to China and visiting our factory! Summer Pan