Features: The DC12V Relays Switches is equipped with 1 channel wireless receiver that built with high stability, security and performances. Learning code of wireless transmission module has high-level security for its low repetitive rate and re-learn modes, by which it can deletes the old code and re-learn a new code when a remote control get losts, so you are in control of it. Suitable for homeowners, enthusiasts, and businesses seeking a simple and efficient way to manage their electronic devices. Perfect for controlling LED lights in homes, securing access to residential areas with electronic locks, and creating customizable lighting effects. With its versatile functionality and compact design, this wireless remote control Switches is an essential accessory for anyone seeking convenience and efficiency in their daily routines. Specifications: Material:ABS Operating frequency: 433MHz,315MHz (optional) Operating voltage: DC12V Modulation mode: ASK (AM) Standby Current: 10MA Receiver Sensitivity: 105dBm Color:Black,White Size:Approx.3.45cm/1.35''x2.95cm/1.16''x1.7cm/0.66'' Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1Set Wireless Remote Control