This remote control has been designed to control a wide range of electronic devices with a wireless signal in a household or in a company. The 4-channel remote control is designed for devices with receivers with a frequency of 433MHz. Thanks to the use of smart relays, we can control any device with a remote control. Suitable for remote control of lighting, roller shutters, electric doors, telescopic doors, garage doors or for controlling motors, etc. It can be used as a simple home remote control and for industrial and security control, etc. Designed for simple NO NAME radio communication systems, i.e. non-branded ones! Chinese systems, such as roller shutters, remote control relay, remote firing of the quadricycle, Chinese entrance and garage gates with simple remote control systems. Technical data Frequency: 433 MHz, Power supply: 23AE 12V battery (not included) Effective distance: up to 200m in open ground Number of channels: 4 Dimensions: 92 x 40 x 15 mm Antenna Length: 180mm https://elecena.pl/product/22623585/universal-remote-control-4-channel-433-mhz-white 2023-02-23 https://elecena.pl/product/22623585/universal-remote-control-4-channel-433-mhz-white 2025-10-28