My parts list/tender specifications

Friends of Hue smart switch insert 4 chan. Wireless White - Busch-balance SI

Data Sheet:

Friends of Hue smart switch insert Wall-mounted transmitter, 2 / 4 channel. For smart switch rockers 6735 BT-9xx, 6736 FoH-9xx, 6735 BT-4xx and 6736 FoH-4xx. Smarter light switches for wireless remote control of Philips Hue lamps. For switching and dimming of Philips Hue lamps. For saving, calling up and dimming of a maximum of 2 individual light scenes. Without battery and maintenance-free due to >Energy harvesting<. Can be mounted freely in the room with the enclosed adhesive tape and fixing plate. Requires Philips Hue Bridge (2nd generation square construction type) and Philips Hue app (Version 3.2 or higher). Maximum safety of function by means of Zigbee-Mesh technology. Combinable with the Busch-Jaeger switch range Busch-balance®SI. Can be mounted freely in the room with the enclosed adhesive tape and fixing plate. Including fixing plate for mounting on smooth walls or on switch boxes.