TI034-3w Features: 500 W max, 40 W min., 120 V, 50/60 Hz 4 A Manual and Automatic operating modes Astronomical Solar Timetable Temporary bypass Protected memory, no batt. required Indoor installations Connection single pole (2 wires) or multiswitch (3-way) 43 x 68 x 40 mm For incandescent, halogen and fluorescent lighting