2AP Sun Tracker with stand-alone solar tracking and/or PC-based positioning operations. Stepping motor drive through close tolerance matched gears. Directional accuracy less than 0.1 with passive tracking. Torque 40Nm, payload 65kg (balanced). Power Supply 24vDC @ 50W (100W heater). Operating temperature range -50 to +50C (with optional cold cover). Win2AP Windows software package and two small side plates are included as standard, but no instrument mountings. Tripod floor stand, shading balls and other accessories available separately.