Extra 4 Channel Radio Transmitter with Bar 1 Piece RNK-Vordruckverlag 04

The RNK-04 radio switch is a 2-button, 4-channel transmitter of the EXTA FREE system. Allows radio control of system receivers. It allows independent control of four receivers. It is used to perform control functions such as: power on/off, lightening/dimming, roller shutters up/down, time operation. One device offers many possibilities while being easy to use. RNK-04 is characterised by a long range of up to 250 m in open terrain. It is possible to increase the range with the RTN-01 Retransmitter available in the Exta Free system and adapt the device to individual needs. The RNK-04 wireless switch is a battery operated device, so we don't have to worry about unnecessary wiring. The battery type used is CR2032 and its service life is estimated to be 3 to 5 years (depending on use). Due to its small size and light weight and without the need to connect an external power supply, it can be mounted on any surface, including glass, wood, etc. Installation is quick and easy, without any difficulty.