Halogen Light Characteristic: High luminous efficiency, long cervice life, good photochromism, colour index Ra=65, color temperature: 3200K-5600K Application: Available for the stadium, exhibithion center, supermarket, street lighting. Power: 50W, 70W, 100W, 175W, 250W, 400W, 1000W, 1750W. Voltage: 220-240V. Avg. Life: 5000-10000 hours. Lamp base: E27, E40