General description DC5 -12V Mini Relay Remote Control Switch is a versatile wireless receiver and transmitter designed for various applications including lighting, electric doors, automated curtains, and more. Operating at a frequency of 433 MHz, this device allows for convenient remote control functionality. Technical specifications Frequency: 433 MHz Working voltage: 5-12V Distance: Less than 50 meters Battery: Included Remote type: EV1527 learning code Compatibility and accessories Includes 1 x Receiver Includes 3 x Remote controls Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product. The measurement allowed error is +/- 1-3cm.