My parts list/tender specifications

WaveLine Switch Actuator Wireless with ON/OFF switching, timer and light scene control WaveLINE 1 gang(s) 230 V

Data Sheet:

For wireless switching of electrical loads. For functions ON/OFF, timer and lightscene control. For wall mounted transmitter Waveline 6731-xxx, 6732-xxx und 6733-xxx. For remote control WaveLINE 6780. Switch-off delay: Adjustable between 10 s to 5 min. Repeater function can be activated for extended range. For universal attachment or installation. 3 wire connection (neutral conductor required). For installation in (deep) flush-mounted boxes to German Standard DIN 49073. Controllable up to 32 transmission addresses. Send/receive frequency: 868 MHz. Free-field range: approx. 100 m.