S4270 MH400W/C/BU/LU/ED37/4K/E39 400 Watt; Metal Halide HID; Mogul base; ED37; Coated; 70 CRI; 3700K 000 hours / 22.8 years There are 10 Blue bulbs

There are 10 Blue bulbs per pack

5' x 42" Frosted Glacier Pine Artificial Pre-Lit Christmas Tree with 1400 LED Warm White 3mm Low Voltage Wide Angle Lights

Fits 2" x 4" vertical switch box with conversion plate provided

Flocked features: This 12ft x 65in artificial flocked Fir tree features heavy flocking for a fresh snowfall look

S4270 MH400W/C/BU/LU/ED37/4K/E39 400 Watt; Metal Halide HID; Mogul base; ED37; Coated; 70 CRI; 3700K 000 hours / 22.8 years There are 10 Blue bulbsGeneral Status: Active Watts: 400W Shape: ED37 Base: Mogul ANSI Base: E39 Finish: Coated White CCT (Kelvin): 3700K Temperature: Cool White CRI: 70 Lumens: 34000L Beam Spread: 360 Hours Rated: 20000 Operating Position: BU + 15 Lamp Type: Metal Halide Technology: HID Electrical Start Method: Probe Start Physical MOL: 11. 5 MOD: 4. 63 Lensed: Lensed Lamp Additional Information Warranty: Avg. Rated Hour Limited Compliance Energy Star: No CA T20 T24