Features: With RF remote control and manual control functions, which can be used in other special control situations. The controllers have three working modes, and the switching mode simple and easy to operate, very convenient for customers to use. Working mode: inching-mode, self-locking mode, interlocking mode. Channel: 6CH Remote Control Distance:50-2000M ( Distance without any block and signal interfere , it would rise and fall about 10%-90% with the block and signal interference.) Usage:Control Lights, TVs, Motors, Fans, Cameras, Video signals, electrically operated Doors/ Locks/ Window. Package Includes: 1Set Wireless Remote Switch Specifications: Material:ABS Frequency:315MHz,433 MHz (optional) Output mode; Terminals blocks; Demodulation mode: ASK Control mode: same frequency remote control Size:Approx. 97x58x17mm/3.82''x2.28''x0.67'' 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.