The wireless push buttons, switches, and sensors of the Harmony XB4R/XB5R series, which operate without wires or batteries, are used in many applications in the building sector (automatic gates, etc.) and industry (conveyor systems, etc.). The wireless solutions stand out due to advantages such as low installation costs and times, high flexibility and mobility, as well as maximum availability. This blue wireless push button made of metal can be mounted and installed in a 22 mm hole. The learning process for the respective receiver is done via a simple key combination. The transmitter and receiver communicate over a globally free frequency band of 2.4 GHz and are approved for ZigBee Green Power. The possible range extends up to 100 m in open field and 25 m in a closed control cabinet. The existing certifications and compliance with standards ensure that it can be used in many countries. Thanks to the Green Premium environmental label, you can obtain detailed information about material contents, environmental impacts, and circular economy, which support your sustainability goals.