Wireless Smoke Detector Fire Alarm Sensor USB Operated Home Security System

Description:
This smoke alarm adopts unique structure design and advanced photoelectric sensor technology, able to monitor and detect smoke particles in real time. Once smoke particles or a fire danger is detected, this alarm will chirp rapidly to alert you and your family timely. Suitable for early warning and protection of fires in factories, shopping malls, hotels, office buildings, school buildings, banks, libraries and warehouses, etc.

Features:
Adopts photoelectric sensor to detect smoke dangerous fast-burning fires, high consistency and stability.
360 degree omni-directional detection of smoke alarm, no dead angle, reliable.
Powerful 110dB alarm will sound through your entire home and instantly alert those in danger.
Use USB universal interface as power supply, completely overcome the battery power failure.
Under-voltage alarm prompt, when the battery voltage is lower than 6.8V, it will send a hint to remind the user to replace the battery.
Revolving disassembly top cover design for site cleaning and replacement of batteries.
Full buckle patented structure, simple installation, no need to debug and wiring.

Specification:
Condition: 100% Brand New
Material: ABS
Color: White
Power Supply: DC5V (USB)
Transmitting Frequency: 433.92MHz
Transmitting Rang: ≥200M(The antenna is 500 meters away)
Quiescent Current:
Alarm Current:
Alarm Loudness: ≥85dB
Product Size: Approx. 100 x 32mm / 39.37 x 12.6inch
Package Weight: Approx. 123g

Package Included: 
1 x Smoke Detector
1 x User Manual 

Note:
The item has passed the FCC/CE/ROHS/EN14604 certification standard.