9V Anti-dust Fire Alarm Detector Sensor Battery Operated For Office Household Security System

Description:  
This fire alarm sensor designed for your home security system. Easy to install, hang it on the ceiling. Convenient to use, just need one 9V battery.  Small size, and wireless transmission and fire smoke sensor integrates organically. Wide alarm range, more safety for your house security.

Features:  
1. Adopting photoelectric detection mode, working state is more reliable and stable. 
2. Low power consumption process, eco-friendly. Three optional usage, independent, wired networking and wireless output mode.
3. Unique structure design, dust-proof, insect-proof, anti-external light interference. 
4. Easy to use, just need a section of 9V battery. Applicable for all kinds of early fire timely.
5. Suitable for home, restaurant, hotel, office ceiling installation etc.

Specifications:
Condition:100% Brand New
Material: ABS
Color: As Pictures Shown
Working voltage: 9V DC
Alarm Sound Level: 85
Working Environment: -10℃~50℃
Distance: 50M 
Battery: 9V Alkaline or Carbon Batteries(Not Included)
Size: 11*3cm/4.33*1.18in
Weight: 141g

Package Included: 
1 * Fire  Alarm Sensor(Not Include Battery)
1 * Manual

Note:
1. Please allow 0~1 inch error due to manual measurement. Thanks for your understanding.
2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.