•Working voltage: 9V 6F22 battery
•Battery life: 1 year
•Manual test, automatic reset
•Sensor type: infrared photoelectric
•Quiescent current: ≤ 10uA
•Alarm current: ≤ 10mA
•Alarm indication: red LED
•Alarm sound pressure: ≥85dB/m
•Working temperature: -10℃~+50℃
•Working humidity: ≤95%RH (no condensation)
•Monitoring area: 20-60 square meters
•Alarm mode: sound and light alarm
•Installation method: ceiling installation
•Dimensions: 105*59mm