The shell of our smoke detector is made of high-quality ABS material, which makes it eco-friendly, sturdy and durable to use.
Our wireless smoke detector is adopting unique structural design and SMT manufacturing process, so it is highly sensitive and has good functions of dust and insect prevention, strong anti-interference and high stability.
With LED indicators, when the gas leakage occurs, the red indicator will flash and remind you, and 433MHz wireless alarm signal transmission, to ensure personal safety.
Easy to install on the ceiling or wall with included screws, and it is operated by 1pc 9v battery(not included), energy-saving and easy to use.
With a test button, it can take analog alarm tests of the smoke alarm in the first time to use.
A great household necessity to protect your families' safety. And it is also perfect for using in office, hotel, factory, school, bank, restaurant and many other places.
Condition: 100% Brand New
Operating voltage: DC9V (1pcs 6F22 9v battery not included)
Power Supply: 1pc 6F22 battery (not included)
Alarm Indication: Wireless Output & Led Light Flash
Transmission Frequency: 433MHz/315MHz (It can be used with connecting the Home Alarm System)
Transmission Distance: 100M (In open air and without any obstacle)
Operating Temperature: -10℃ to +50℃
Operating Humidity: ≤95%RH
Size(Dia x T): Approx. 12.5 x 5.5cm / 4.9 x 2.2inch