Model- dee-t3, lamp length- 300 mm, power- 1. 5w, frequency- 220-240v 50 60 hz, crystal grade glass tube, high transmittance. This led light bar could be submerged entirely under the water or put it out of the water, but the power adapter with switch is non-submersible tips- keep it away from children below 12 years old. Suction cup type - easy to attach to the fish tank with 2 suction cups , make it very easy to place on fish tank. This item can be put in the bottom of fish tank, on the top of fish tank and any where you want put in the fish tank to decorate your fish tank. Universal use - can be widely used in fish tanks, cisterns, rockeries, pet cages and others. Bright led bar can make your tank look like part of oceans, and your fish and reptiles seen where theyre swimming or moving.