Round. And impressive all round. Connected lighting is as easy as this! The digital RS PRO Connect R30 sensor-switched light is wirelessly adjusted via Bluetooth and app. 4 lighting functions: basic light level, backlight, dimmable main light and emergency light. High-precision HF sensor for reliable detection (10 m reach). The opal diffuser shade provides an even distribution of light. Output 24,5 W with 3120 lm. 3000 K, ø 420 x 55 mm.