Downlight lights, Tunable White, Zigbee. Product properties: Zigbee 3.0 certified tunable white lights / LED strips for simple integration in partner systems. Ready to follow Biolux HCL and Vivares Zigbee control unit. Coloring temperature via tunable white adjustable: 2,700 ... 6,500 K. Wireless communication between the control unit and lights via ZigBee protocol. Very high color rendering index RA:> 90. Product advantages: enables individual HCL light solutions in conjunction with compatible ZigBee HCL light controls. Biologically optimized lighting by adapting the artificial light to the natural daylight. 5 years Biolux HCL system guarantee in operation in a Biolux HCL system (Biolux HCL- / Vivares Zigbee Control Unit in conjunction with Biolux HCL light (s) / Biolux HCL LED strips. Can support concentrated work (UGR ≤ 19 ). Areas of application: Light solution for up to 40 Biolux HCL lights / Biolux HCL LED strips combined with Biolux HCL control unit. Large room solution for up to 200 Biolux HCL lights combined with Vivares ZigBee Tax unit. App only required for picking (commissioning) of the Biolux HCL system (available for Android and iOS). Ledvance Vivares app for project planning and picking (commissioning) of the Vivares Zigbee System (available for Android and iOS)