Multi-mode RC Remote Electronic AUX Channel On/Off Switch Car LED PWM Controlled Switch Receiver Control Module - AliExpress
Wireless Light Switch Kit Remote Control and Receiver Kit Lamp Light Digital Wireless Wall Remote Control Switch Receiver Transmitter 220V Wall Switch Light Receiver: Amazon.com: Tools & Home Improvement
RunLessWire Simple Wireless Light Switch Kit, No-Wires and Battery-Free Light Switches for Home (1 Receiver and 1 Light Switch) RW9-SKWH - The Home Depot