Advanced Thermistor Detection controlled by bespoke software.

Auto Switch Mounting Plate. Power automatically switched on when the alarm is attached to its mounting plate and off when removed.

Alarm Silence Button ideal in non-emergency situations (nuisance alarms)

Silence Low Battery Warning for up to 10 hours. Maintains continuous protection during sleeping hours

Interlinkable Version - FHH10W available for interlinking to smoke alarms

Extra large Test Button for ease of use

Red led flashes once a minute to indicate power and constantly flashes to indicates alarm condition

SEALED IN 10 YEAR LITHIUM BATTERY POWER SUPPLY

7 Year Warranty. (10 year life alarm)

Size: 87mm dia, 38mm high

Boxed quantities of 10. Weight = 1.43kg