Digital timer for DIN rail, 2 channels, astro and weekly program, width 2 HP, astronomical switching function, position data programmable via coordinates or country city list, app programming possible, secure transmission via optional Bluetooth Low Energy OBELISK top3, maximum protection against manipulation, timer programs can only be transferred from the app to the clock if the Bluetooth OBELISK top3 is plugged into the clock, 100% compatible with top2, 600 watt LED power, 800 amps/200 microseconds inrush current, 0.4 watt standby power, DuoFix plug-in terminals, power reserve and programmed summer/winter time change, OBELISK interface for PC programming