Kidde Dual Sensor Smoke Alarm

PI9000(UK)
Advanced ‘Dual-Sensor’ technology smoke alarm. Ionisation and photoelectric sensors in a single unit with a hush button feature allows nuisance alarms (cooking, steam, etc) to be easily paused. 9V battery supplied as standard with a low battery warning chirp notifies you when the battery needs to be replaced. UL (Underwriters Laboratories) approved.
Five year manufacturer’s warranty.
Replace alarm after 10 years.
Battery type: LR61-9V (supplied).