Smoke alarms save lives
“An estimated 890 lives could be saved each year if all homes had working smoke alarms.”
National Fire Protection Association
Working. And that means with a working battery.
Wi-fi battery for smoke and CO alarms
Roost, a household electronics company, sells a “smart battery” that occupies the 9V battery compartment that normally holds a standard disposable battery. By using a lithium battery instead of an alkaline battery, Roost frees up space to add the necessary circuitry to connect to the home wireless network and provide alerts to your phone, including notifications if the smoke alarm sounds or if the battery itself needs charging.
Principle 5 – Merging: This product brings together a rechargeable battery and electronics that provide feedback.