4 Qty. Halco 130V 100W T4 E11 Prism Q100CL/MC 100w 130v Halogen Clear Lamp Bulb 100 Watts - 130 Volts - 2950K Color Temperature Base - E11 Bulb Shape - T4 Average Life (Hours) - 2000 Length (In.) - 2.68 Diameter (In.) - 0.5