Licht24 PRO - Controller software for relay boards and digital IO cards. Licht24 PRO gives you the control of arbitrary equipment, quick and comfortable with your PC. Ideal for discos, stage, partyrooms or home automation use. It's a universal control desk for your PC with various features. Weekly automatic-timer with 1 sec resolution = max. 86400 switching commands /day, new astro time feature calculates dayly sunrise, noon and sunset times...