Feature: 1. With a powerful signal range of up to 100 meters, the kit allows convenient remote control through walls and doors without requiring line-of-sight. 2. The intuitive design of the compact receiver fits standard flush-mounted boxes, enabling easy integration into existing roller shutter systems. 3. The wireless roller shutter control kit enables wireless operation of hard-to-reach roller shutters, offering added convenience for users with limited mobility and allowing flexible placement of the remote control. Features: Rated voltage: AC 100V - 240V Operating frequency: 50/60Hz Frequency: 433MHz Standby power consumption: 0.2W Load power: 16A Range: approximately 100m Operating temperature: -20C to 55C Receiver dimensions: 5.2 x 4.5 x 2.5cm Remote control dimensions: 11 x 3.5 x 1.5cm Contents: 1 x receiver (relay) 1 x transmitter (remote control) 4 x dowels 4 x screws