X-Profile Detection Chamber - Unique X-profile photoelectric chamber design, protected by insect screen, to give reliable detection and robust false alarm rejection.
TSE-Technology - (Thermal Stability Enhancement) provides stability across a range of environmental conditions, reducing nuisance alarms whilst enhancing detection.
Large Hush button - Alarm silence feature allows unwanted alarms to be silenced - resets automatically.
Power - Sealed-in high performance lithium battery - service life of 10 years.
Separate mounting plate - Automatic switching on/off of battery on installation/removal.
Test button - Extra large test button for ease of use.
Low battery indicator - Gives 30 days warning of end of product life.
Low battery warning silence feature allows low battery warning to be silenced for 10 hours.
Loud warning tone - 85db at 3 metres.
Red LED - Flashes once every minute to confirm power; flashes rapidly for self test and fire condition.