Sonoff Si7021 High Accuracy Temp and Humidity Sensor for Sonoff TH10/TH16

Sonoff S31(2-Pack) Wi-Fi Smart Plug with Energy Monitoring, Works with Amazon Alexa & Google Home Assistant, IFTTT Supporting, No Hub Required, Smart Socket Outlet Timer Switch Remote Control Devices

Sonoff Wifi Basic Switch 4 Pack Wireless Remote Control Electrical for Household Appliances,Works with Amazon Alexa DIY Your Home via Iphone Android App

Agoal Sonoff Wifi Switch Wireless Remote Control Electrical for Household Appliances,Compatible with Alexa DIY Your Home Via Iphone Android App 2-Pack

Sonoff TH16 Wi-Fi Power Switch Temperature and Humidity Monitoring for DIY Smart Home ,Wireless Remote Control Home Appliances and Work with Amazon Alexa(Sonoff TH16+AM2301 Sensor)

Sonoff WiFi Switch Pack of 6 Wireless Remote Control Electrical for Household Appliances Compatible with Alexa DIY Your Home via Iphone Android App

Sonoff 4CH 4 Channel Din Rail Mounting WiFI Switch for DIY smart home,Remotely Control Four Home Appliances independently,Compatible with Alexa

Makerfocus 2pcs ESP8266 Module ESP-12E NodeMcu LUA WiFi Internet New Version Development Board