Sonoff TH16 is a WiFi-controlled universal switch. It works with the voltage of 230V up to 3500W and makes it possible to control any device anywhere in the world. The module can integrate humidity sensors Si7021 or AM2301 (can be purchased separately) or temperature sensor DS18B20
Description of Sonoff TH16:
Sonoff MINI not only continues the reputable history of Sonoff devices due to its quality and durability but actually brings some revolutionary features to the table as well.
Integration of temperature and humidity sensors
Now you can monitor the temperature and humidity in your home and additionally schedule devices to react to certain conditions - say turn on heating when the temperature falls below certain level!
Compatibility with Alexa and Google Assistant
Sonoff TH16 works with Amazon Alexa and Google Assistant! And only with a few clicks, you need to:
a) Press eWeLink in Alexa application or Smart We Link in Google Home App
b) Enter your eWeLink password and account details
c) All the devices compatible with voice control will appear in your application, you just need to name them and are ready to control them with Alexa!
Compatibility with DIY smart home systems
ITEAD has developed a simple to use REST API library to connect Mini to your current customized home automation system. You don´t have to worry about compatibility or difficult configuration of your existing installations anymore!
Compatibility with IFTT
IFTTT is a platform/ framework enabling intercompatibility of different APIs and hence devices, enabling cross-platform automation. You can make your devices work with each other without your intervention with IFTTT designing a true automated circuit.

Interesting links about Sonoff TH16: