Help your pet’s habitat receive the light and heat it needs with the Exo Terra Dome Light Support Bracket. The bracket is designed to hang a dome or wire light fixture above a terrarium and is easily adjustable for convenient use. The bracket also helps prevent accidental tipping and damage to your terrarium. Designed to hang a dome or wire light fixture above a terrarium (light not included) Adjustable design for convenient use. May help extend the life of light bulbs. Helps prevent accidental tipping and terrarium damage. Works great for holding the light off the wire top of the tank keeps the wire from getting too hot. Also keeps the turtle safe from getting too close to the light. Only downside it must be used with the Exo Terra dome light. If you do not have, one you will have to purchase both items.