ST-622 is an autonomous smoke detector. Powered by built-in lithium battery (does not require charging or replacement - for a period of 10 years).

Technical data

• powered by integrated lithium battery
• operating temperature range from 4 C to 38 C
• humidity up to 93% RH, non-condensing
• dimensions: 130 x 130 x 34 mm
• weight 162 g
• Thermoptek optical sensor
• certificate EN 14604: 2005
• acoustic 85 dB alarm signaling at a distance of 3 m and optical
• Sleep-Easy function (silencing the alarm at the end of the device's operation)
• Toast Proof function (avoiding false alarms during cooking)
• sensor testing / reset function
• automatic sensor and battery check function
• 10 years warranty

The sensor should be mounted on the ceiling - mounting screws included.