Clipsal Wiser Smoke Alarm for residential applications using photoelectric technology. Wiser Smoke Alarms detect hazardous smoke and fire and provides warning to occupants in a home. The product supports 3 functions, alarm, hush function, self test of smoke detection. The Rated supply voltage is 230VAC at 50/60Hz. The secondary power source is a rechargeable lithium battery with a 10-year lifetime. The dimensions are (W) 115mm x (H) 43mm x (D) 115mm. The colour of the product is white (RAL 9003). It is compatible for ambient air temperature for operation between 0°C to 45°C. The degree of protection is IP20. This Smoke Alarm is AS 3786 certified.