Philips 281295 - MHC70/U/M/4K ALTO 70 watt Metal Halide Light Bulb,Philips,046677281298" /> HID Bulbs produce high output for their size making them a compact powerful &amp; efficient light source HID Bulbs are used for general lighting, professional lighting fixtures, growing applications HID bulbs put out around 3-5 times greater output (lumens per watt) than traditional halogen bulbs Philips ED17 bulb, 70W, Base: E26 Medium Screw, Rated Life (hours): 20000, Color Temp: 4000K, Luminous Flux (LM):