Independent Smoke Detector. 1. Smart Technology designed to reduce unwanted or nuisance alarms. 2. Single Button Test: Pushing 1. Smart Technology designed to reduce unwanted or nuisance alarms. 2. Single Button Test: Pushing the button to test the alarm 3. Dust cover is used for keeping the alarm clean during construction. 4. Easy installation/ Maintenance feature includes two screws for easy installing smoke alarm on the ceiling or wall. 5. Improved UV Resistance keeps the alarm extending the time of discoloring. Parameter: 1. Alarm Sensitivity: 0.6~1.5dB m-1 2. Net Weight: 100 g (Without batteries) 3. Working Current: Static Current: ≤ 15µ A Alarm Current: ≤ 30mA 5. Operating Voltage: DC 9V 6. Audio Alarm: ( 85 dB at 10 feet 7. Battery: 9V battery back-up for at least 1 year 8. Protection area: 6 m high, 20 square meters |