Best Smoke & Carbon Monoxide Alarms — Interlinked + Mid-range (2026)
1 smoke & carbon monoxide alarms matching connectivity “Interlinked” + price tier “Mid-range”, hand-picked from UK Amazon listings.
Not sure which one to pick? Read our Kidde 7DCOC Carbon Monoxide Alarm, White vs FireAngel FA6120-INT-T2 Smoke Alarm Detector, White: Which Smoke & Carbon Monoxide Alarms Is Better? guide.
#1 Pick
Aico Ei3016 230V Mains Powered Optical Smoke Alarm with Rechargeable Battery BackupRated 4.5 out of 5 stars (276)
- Interlinked
- 10 years
£48.99
Pros
- 230V mains powered with 10-year rechargeable battery backup
- AudioLINK+ lets you extract alarm history via smartphone app
- Interlinks with other Aico RadioLINK and hard-wired alarms
Cons
- Mains wiring means professional installation is usually required