Kidde KF20, KF20LL and KF20R.
Kidde mains-powered optical smoke alarm models:
- KF20 with 9V Alkaline battery back-up
- KF20LL with 10-year lithium battery back-up
- KF20R with rechargeable battery back-up
These alarms will interlink with up to 23 other Kidde mains-powered alarms.
Ionisation alarm, mains operation, Interlinked with up to 23 Kidde hard-wired alarms, alarm memory, combined test & hush button, tamper-resistant locking device
134 x 134 x 45 mm
6 years (excluding battery)
6 years (including battery)