This is our Air Cooled Reflector Hood. As a supplement of natural light , this item can enhance the light density at any time of the day and it can extand the time of effective lighting. No matter in the evening or at night it can effectively extend and scientifically control the light that the plants need.It can replace natural light to promote the plants' growth in the greenhouse or laboratory. (The E39 fitting Sodium and the electronic ballast are not included) Feature Brand new and good quality. 6" Flange Diameter Air Coolable Reflector hood Sturdy steel Construction with black paint coated Highly reflective rustproof aluminum inside hammertoned rust-proof stainless steel hanging clips hinged tempered glass lens spring loaded access clasps for easy opening Completely sealed with rubber gaskets Built-in 15' heavy duty lamp cord with ceramic mogul socket Specifications Flange Diameter: 6" 1/8" thick tempered glass Dimensions (L x W x H): 24" X 13.58" x 7.28" Socket material: ceramic Socket: mogul (E39) Pre-installed lamp socket Maximum wattage: 1000 W Fits for 250W/400W/600W/10,00W grow light system to provide superior light penetration 15Ft power cord #16/3C ST 600V. with 3Pin Plug (plugs into ballast receptacle on the ballast) Hanger V-hooks included

• These are Nerite Snails, so they absolutely never reproduce in freshwater - great for aquarium hobbyists who don't want snails reproducing in their tanks!
• Nerite Snails are widely known as one of, if not the most, voracious algae-eaters out of any snail.
• Totally safe for live plants, live shrimp, and live fish.
• Each type of Nerite Snail's shells are diverse and totally unique! (Due to shell pattern variations, your snails may not look identical to the image provided.)
• All Aquatic ArtsTM (formerly InvertObsessionTM) brand plants and animals come with a 100% live arrival guarantee, plus free email support directly from the owners!