Legrand AlphaRex³ DY11 BLE, digital year and week time switch with additional astro function without display, 1 channel, without display, 84 switching programs, operating voltage 230 V 50/60 Hz, program creation via the Legrand Time Switch app, programmable directly via Bluetooth. Astro function (sunsets/sunrises) can be combined with time switch function. Permanent ON/OFF, random program, cycle function, 1 hour test, PIN code lock, automatic summer/winter time change, 5 year power reserve, accuracy +/- 0, 1 sec/day, shortest switching time: 1 sec, zero-crossing switching. Switching output: 1 changeover contact. 1TE.