Bulb is not included. Socket E27, max. 250 W / 75 W, compatible with bulbs of the energy classes A++ - E. Originally with halogen spot PAR 30 Flood 30° 52 W, 2900 K, 650lm, 2000 h, CRI 100, EEC D. Also works with LED light source: LED PAR 30S 12W 3000 K, 900 lm, 20.000 h, CRI 85, dimmable (As of May 2017). The spots are available separately. 125 volts version: Reflector bulb with adapter, socket G9 and glass reflector for the lower socket.