acegoo Kinetic Light Switch, Self-Powered Transmitter No Wiring No Battery No WiFi Required, Work with Receiver Remote Control House Lighting & Appliances (Switch Only) - Amazon.com
MOES Wireless Light Switch Kit, Kinetic Switch, No Wiring No Battery Easy Installing, Outdoor Remote Control (1 RF Switch and 1 Receiver): Amazon.co.uk: DIY & Tools
Wireless Kinetic 2 Gang Switch Eco Series (Black body) | DIY at B&Q
1, 2 or 3 Gang Kinetic Switch. Wireless & Battery-free.
1 Gang Wireless Kinetic Light Switch + Dimmable & WiFi Receiver Bundle – SE Home