Specification:
Model: GB-2688 Photoelectric Smoke+ Heat alarm
Power supplied can use two style of DC9V battery & DC12V together; But if connected power DC12V, then power 9V battery will stop working, and if DC12V off power, then 9V battery as back battery keep to work continuously.
Photoelectric sensor
Alarm temperature for heat sensor :adjustable( MAX. 58¡æ)
Red LED indicate alarm
Unique ¡°battery missing¡± lockout
Low battery alarm
High sensitivity
Built in sounder to give a minimum sound output of 85dB at 3m
Senses smoke using the light scatter principle-quick response to visible Smouldering smoke, test button simulates smoke ¨C use to check performance at least monthly, option current ¡Ü10uA, alarm current ¡Ü30mA.
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