Albox SSD924 Standalone Smoke Detector

Features

Low battery warning: Unit "beeps" every 20 seconds for at least 7 days to indicate battery needs replacing. Also, it will sound more than 4 minutes after alarm activation
Easy installation: Install directly to proper location without any wiring and Longer operating life for Minimum one-year battery life under standby operation
Power: 100 - 240V AC with 9 V battery

Low battery warning: Unit "beeps" every 20 seconds for at least 7 days to indicate battery needs replacing. Also, it will sound more than 4 minutes after alarm activation
Easy installation: Install directly to proper location without any wiring and Longer operating life for Minimum one-year battery life under standby operation
Power: 100 - 240V AC with 9 V Battery
Operating Light: Standby: flash every 40 seconds; Alarm: flash and beep continuously; Battery Abnormal: beeps and flash every 20 second
Sound: 85 dB/3 m and above
Ambient Temperature: -10°C to 55°C
Material: Fireproof Plastic
Dimension (mm): 120 x 37
Weight (g): 250
Color: White
Optional Function: N/A