In a lot of cases, the smart home tech you need above all is a sensor. ... CO2 sensors to consider: Vislone Air Quality Monitor 6-in-1 Wifi Intelligent Air Housekeeper $27.99.

The Meter Pro from SwitchBot is so easy to use, and will keep me updated on firework smoke, air hazards and more.

The View Plus, unlike inexpensive monitors, uses high-quality sensors, like an NDIR (nondispersive infrared) CO2 sensor; reliable and robust, these have an expected lifespan of seven years. Also great ...

A CO2 sensor could moderate a room’s air intake depending on occupancy. Report comment. ... Modern homes are so well-sealed that CO2 builds up quickly compared to my drafty house.

An easy way to create this kind of log is to use the dictation capabilities of your smartphone. On an iPhone, just open the Notes app and tap the microphone button to dictate. The command "new line" ...

The Aranet4 isn’t as accurate as, say, the $20,000 research-grade carbon-dioxide sensor in Marr’s lab, but it can get surprisingly close. ... If you don’t own your home, ...

SAN JOSE, Calif.& STÄFA, Switzerland---- Energous Corporation, a leading developer of RF-based charging for wireless power networks, and Sensirion, provider of industry leading CO2 sensor ...

More information: MinJae Kim et al, Ultralow-power carbon dioxide sensor for real-time breath monitoring, Device (2025). DOI: 10.1016/j.device.2024.100681.