Sunlite F21T5/835/12PK 21 Watt T5 High Performance Straight Tube Mini Bi-Pin (G5) Base, 3500K Neutral White, 12 Pack Outdoor Residential provides a light output of

provides a light output of 25 lumens at a Color Rendering Index (CRI) of 82 and can last an average of 2 hours

MP400/U/MOG/PS

This Sunlite 400 watt protected metal halide mogul based ED37 bulb offers a light output of 33000 lumens and has an average rated life of 15

mogul base bulb offers 3400 lumens of light output and has an average rated life of 8

Sunlite F21T5/835/12PK 21 Watt T5 High Performance Straight Tube Mini Bi-Pin (G5) Base, 3500K Neutral White, 12 Pack Outdoor Residential provides a light output ofSunlite Fluorescent 21 watt 3500K Neutral White T5 High Performance Straight Tube features a Mini Bi Pin (G5) base, provides a light output of 1900 lumens at a color rendering index (CRI) of 82 and can last an average of, 20000 hours. These lamp utilize a single and double coat phosphor system. Series lamps have an increased CRI due to the use of tri phosphors (rare earth phosphors). Tri phosphors also increase the lumens watt output of the lamp.