Apple HomePod and some Amazon Echo smart speakers come with temperature and humidity sensors built in—here's how to access them.

The system here monitors temperature, humidity, and smoke levels and alerts you if those levels reach a certain point.

Apple's new second-generation ‌HomePod‌ features temperature and humidity sensors that can be used to measure the indoor climate. But that's not all.

Monitor temperature, humidity, and air pressure in every room with the Aqara Temperature Sensor. Optimize comfort, prevent damage, and automate your HomeKit smart home.