[100m range] Up to 100 meters range in open space; works properly without line of sight. The roller shutter control system responds quickly and provides a cost-effective radio control solution for your roller shutter drive, suitable for both retrofitting and new installations. This set allows you to upgrade roller shutters and awnings for convenient remote operation. [Radio roller shutter control retrofit set] Control hard-to-reach roller shutters wirelessly from anywhere, such as from your sofa. Offers added comfort for elderly or physically impaired users. Place the remote control in any preferred location or use the included wall bracket for mounting. [Radio frequency] Operates at 433 MHz with high security through a self-learning program. Up to 20 sets can be used in the same area to control different devices without interference. [RF remote control] Easy to use and pre-programmed at the factory. The receiver (5.2 x 4.5 x 2.5 cm) fits into any standard flush-mounted box. Simply connect the receiver to power, your switch, and motor, then operate with the remote. [Package content] Radio roller shutter switch retrofit kit for easy control of electric motors used in roller shutters, blinds, awnings, and sun protection systems. Color: White. Material: Plastic. Package includes: 1x radio receiver, 1x remote control. Other items not included. Note: Lighting and display differences may cause slight color variations from the image. Measurement tolerance: +/- 1–3 cm.