wireless smoke detector / fire alarm system

Specifications 1.DC 9V batttery

2.Photoelectric sensor

3.Easy installation and maintenance

4.315Mhz/433Mhz frequency

wireless smoke detector / fire alarm system   Description:     * Wireless Transmission with Home Alarm System * Convenient Installation, Easy Operation * Hush Button; 9V Battery * Infrared photoelectric sensor * MCU processing * Auto-reset after smoke clears * Sound & flash alarm * LED indicator * Test button * Low battery indication        Specifications:    

Model:	DP-422R
Color:	White
Operating voltage:	9V battery (6F22 carbon battery)
Static current:	<10uA
Alarm current:	<15mA
Battery life:	carbon battery for about 1year
Alarm indication:	Red LED Flash
Alarm sound:	≥85dB/3m
Radio frequency:	315Mhz or 433Mhz
Code form:	fixed code (2262)
Radio transmitting distance:	200m (open area)
Operating temperature:	-10°C ~ +50°C
Humidity:	≤95%RH
Detecting area:	80m² at 6-12m installation height
	60m² at installation height <6m
Unit Size:	Φ110*55mm

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