The writing was on the wall for the Nest Protect; in recent months, only the battery-powered version had ... with much deeper experience making smoke and carbon monoxide detectors.

The best smoke ... Nest Protect - See at Amazon Best for heavy sleepers or hearing loss: First Alert BRK 7030BSL - See at Amazon Best overall The X-Sense SC01 features a 10-year lithium battery ...

Google has been discontinuing a fair few products as of late, including its Nest Protect Smoke Alarm ... the Yale Smart Lock with Matter is its battery life. Yale has stated that the Yale Smart ...