Legrand AlphaRex³ D11 astro BLE, astro timer with combination function, 1 channel, without display, 28 switching programs, operating voltage 230 V 50/60 Hz, astro function (sunsets/sunrises) can be combined with weekly timer function. Control directly from the distribution, no separate light catcher required. Program creation via the Legrand Time Switch app can be programmed directly via Bluetooth. Permanent ON/OFF, holiday program, random program, 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.