Upgrade Your Lighting Control With The Innovative Ener-J 1 Gang Wireless Kinetic Switch. No Wiring, No Batteries, And No Drilling Required. This Energy-Saving Wireless Switch Is Designed To Fit Seamlessly Into Your Existing Click Mini Grid Plate. Pair It With A Compatible Receiver Module (Not Included) Via Rf433Mhz And Wirelessly Control Your Lighting Circuits. Enjoy The Convenience Of A Wireless Switch Without The Hassle Of Traditional Installation. Compatible With Mk Grid Plus System And Can Be Installed Into Click Mini Grid Plates. · · · Wireless Kinetic Technology: No wiring, no batteries, no drilling needed – powered by kinetic energy. · · Easy Installation: Fits into your existing CLICK Mini Grid plate. No complex wiring required. · · Long Life Span: Built-in micro energy generator with a lifetime of 200,000 on/off cycles · · Versatile Usage: Can be used alongside mains voltage grid switches for expanded lighting control. · · Weatherproof & Flexible 2/3 Way: IP65 rated Switch so can be used anywhere. Also one switch can control up to 10 receiver modules and vice-versa.