KERUI SD02 433MHz Wireless Photoelectric Smoke Alarm

HKD 213.68 129.12
Stock 0
Note: This wireless 433MHz smoke detector can work independently, and can also work with alarm host.


Wireless 433MHz smoke detector is a device that detects smoke, typically as an indicator of fire. Commercial, industrial, and mass residential devices issue a signal to a fire alarm system, while household detectors, known as smoke alarms, generally issue a local audible and visual alarm from the detector itself. Widely used in home, factory, school, shop, offices, villas, residential areas where fire prevention alarm is needed.

*Exclusive smoke intelligent algorithm, high sensitivity, no false alarm, strong anti-interference. 
*Anti-light, Moth-proof, Dust-proof, moisture-proof, High stability. Low power CMOS microprocessor, effectively extend battery lifespan. 
*Once triggered, light will flash with loud high volume alarm sound, louder than 95dB. With Test Key.
*Perfect full buckle patented structure, anti-dismantle cover, easy to install, clean and replace battery. No wiring needed. 
*Low Battery Alarm: When battery voltage is low, sound prompts to remind users replace battery.

Working voltage: DC9
Alarm Current: ≤80mA
Static Current: ≤10uA 
Smoke Detector Battery: 1* 6F22 PP3 9V (included) 
Working Frequency: 433MHz
Transmission Distance: 100-300M
Smoke Sensitivity: I-grade 
Detecting Area: 60 square meter (installation height: ≤6m) 
Alarm Loudness: 95dB, 3M
Battery life: Carbon- zinc batteries (About 1 year); Alkaline batteries (About 3 years)
Alarm: sound and Red LED light alarm
Material: ABS
Operating Temperature: -10°C ~+50°C
Operating Humidity: ≤ 95% R
Item Weight: Approx. 135g / 4.8oz

Package Information:
Package Size: Approx. 11 * 10.5 * 5.5cm / 4.3 * 4.1 * 2.2in 
Package Weight: Approx. 170g / 6oz 

Package List:
1* KERUI Y52W Wireless Smoke Detector
1* Bag of Mounting Screws 
1* User Manual (English)