This 225 Watts LED Linear High Bay puts out 29250 Lumens which is equivalent to 400 watt traditional lights. Our Linear High Bays are compact, durable and offer superior performance. Dimming capabilities are standard, and you get instant light with on warm-up time. Our fixtures come in a sturdy body that is impact and heat resistant. It also includes chains for easy installation. LED Linear High Bays are virtually maintenance free in comparison to traditional lights.