Imported chip, advanced technology, reasonable design, beautiful appearance. Over-voltage protection and lightning-protection design, safe and reliable. Long-distance RF transmission design, not blocked by obstacles, remote control operation is simple and convenient. This product is used for voltage AC220V/50-60Hz, DC 24V AC and DC motor forward, reverse, stop control. Applicable to a variety of scenes, such as electric screen, curtains, shades, electric remote control doors, electric tables, drying racks, etc. Control box: Rated voltage:AC220V Operating frequency: 50Hz/60Hz Control power:less than equal 500W Static power consumption:Less than 0.1W Receive sensitivity:-108dbw Remote control distance:greater than equal 50M Power frequency:433MHZ Transmitter: Operating voltage: DC12V Operating current: 1OMA@12V Radiated power: 10MW@12ASK Encoding: 1527 fixed code Transmitting frequency: 433.92MHz Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Colour:As Shown Material:Plastic Package Contents: 2 x Remote Control 2 x Controller 2 x Expansion Screw Tubes kit 2 x Chinese and English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.