This unit conforms to BS 5839 pt6 Grade D, and is CE marked. Featuring a long-life, lithium battery backup, and the alarm includes a 6 year warranty. A battery test button, and backup battery are included. The 9V battery should be replaced annually. A hush button allows silencing of false or nuisance alarms. The Firex KF10LL is interconnectable with a maximum of 23 other compatible Firex, Kidde Slick mains alarms.
Ionisation alarm technology is intended to detect fast-flaming fires, and is appropriate for living rooms, and stairway landings. Never use this or any other ionisation alarm near a kitchen or shower room. Screws, wall plugs, sticky pads are included for installation on wall or ceiling. Alarm measures 127mm in diameter, and 30mm deep. Manufactured by Kidde Firex.