· Independent installation on ceilings with mounting bracket, which is easy to install and do not need special handling.
· With specially designed cover, can protect it from dust.
· Built-in dedicated IC: with stable performance and high sensitivity.
· Can monitor air and detect smoke with optical principles. When it reaches the maximum amount that the chamber can bear, it will alert.
· LED light flash indicator.
· Low battery indication.
· With a test button: can take analog alarm tests of the smoke alarm.
· Can warn and alert people to stay far away from dangerous field when it detects smoke.
· Suitable for use in house, shop, school, office building, storage areas, etc.
· Color: white
· Material: ABS
· Power supply: 9V battery [not included]
· Standby current: ≤10μA
· Alarm current: ≤15mA
· Operating voltage: DC9V
· Alarm indication: red LED flash & sound
· Loudness: ≤120dB
· Operating temperature: -10 degrees centigrade to +50 degrees centigrade
· Operating humidity: ≤95%RH [40±2 degrees centigrade]
· Detecting area: 60 sqm
· Item size: 3.4 * 10.7cm/ 1.3 * 4.2in [diameter]
· Item weight: 100g/ 3.5oz
· Package size: 10.5 * 10.5 * 4cm/ 4.1 * 4.1 * 1.5in
· Package weight: 133g/ 4.7oz
1 year manufacturer warranty