YOUTHINK Wireless Relay Module,Remote Control Relay Board,Relay Module 16 Channel WiFi Remote Control Development Board DC 24V for ESP8266 - Walmart.com
220v 4 Channel Wifi Relay Module Phone App Wireless Remote Control Wifi Switch Jog Self-lock Interlock 433m For Smart Appliances - Integrated Circuits - AliExpress
1W 4 Channel Wireless Relay Module SK108H With Hopping Functions
Sonoff Wifi Switch, USB DC5V Wireless Relay Module Smart Home Automation Modules APP Remote Control Timer Switch Voice Control with Alexa Google Home Access Control System: Amazon.com: Tools & Home Improvement
RF Wireless Relay Module with Remote Control 12V One Channel Generic | The IndustryMart.com
TOSR02-D - 2 Channel USB/Wireless Timer Relay Module supporting Xbee, Bluetooth and Wifi + Smartphones - Turret Robotics
Smart Home Wireless Switch Controller-USB DC 5V Wireless Relay Module