• Kinetic energy self-generation technology: works without batteries or wires by converting finger pressure into an electrical signal. • 433 MHz RF working frequency with a range of up to 50 meters indoors and 150 meters in open spaces. • IP44 waterproof rating, allowing use in humid environments such as bathrooms or protected outdoor areas. • Easy installation with no additional wiring required for the switch; the receiver connects directly to the power grid. • Receiver compatible with a wide AC 110V-230V voltage and a rated current of 10A. • Expandable system allowing one receiver to be controlled with up to 5 different switch panels. • High durability tested for more than 200,000 on/off cycles. • The package includes a switch panel, a receiver, adhesive rubbers, and an instruction manual.