smoke detectors cheap electric fires DP-429

feature:

1.Adopted CMOS with low power consumption

2.High adaptability to the ambient,with dustproof,mothproof,moisture proof and anti-white light function

3.Sound & Flash Alarm,low voltage indication,self-test Function

4. Manual test,Auto reset Function.

5.Unique SMD design

6.Wireless alarm signal transmission

Technical Specification:

1.Input voltage:  DC9V BATTERY

2.Static current:  ≤20uA

3.Alarm current:  15mA

4.Operating Humidity: 10%-95%RH

5.Operating Temperature:-10°C~+55°C

6.Alarm Output:Sound&Flash Alarm

7.Detecting area:60square meter(with 4 meter height)

8.Alarm sound level: ≥85dB/m

9.Transmitting Frequency:315MHz

10.Dimension:107*35mm

1. Smoke detectors are an extremely important piece of equipment. Properly installed and maintained smoke alarms save lives and protect against injury and loss due to fire.

1. Smoke detectors are an extremely important piece of equipment. Properly installed and maintained smoke alarms save lives and protect against injury and loss due to fire.

smoke alarm can protect your home and your family, it worth your buy it !!