sonoff wifi smart home thermostat app remote remote control switch temperature and humidity sensor am2301

Attention:This link is for am2301.There are two types of thermostats: 10A thermostat; 16A thermostat;
There are two types of sensors: non-waterproof temperature and humidity sensors; waterproof temperature sensors.
A thermostat plus a sensor together can achieve the function introduced on the page.
Clicking this link will default to shipping a non-waterproof temperature and humidity sensor (without a temperature controller)!

New waterproof temperature and humidity probe sensors, supporting 10A/16A high-power, can be associated with smart plugs, accessories, etc. to achieve intelligent linkage. 97% of the household electrical switch is universal, no need to rewire, power on and use immediately. No need to purchase a separate host, directly connected to the wireless router to achieve remote control.

This is the SI7021.