eWeLink USB DC5V Wifi Switch RF 433MHz Wireless Relay Module

Features:
*Supports WiFi network. Supports numerous WiFi smart switches on one smart phone.
*Supports status tracking: device status timely provided to the EWeLink.
*Supports remotely turn on or off connected appliances, for example light, electric kettle, electric rice cooker, electric curtain, etc.
*Supports max 8 enabled scheduled/countdown/loop timers for each device.
*RF Function: Supports controlled by 433MHz RF Remote Controller. (The remote controller is not included)
*Voice Control: Compatible perfectly with Amazon Alexa, for Google Home/Nest, IFTTT.