These underwater pond lights are the perfect addition to any watergarden. Then can easily been hidden between the real rocks in your stream and pond. If you are looking to add a few lights to your existing watergarden or building a pond for the first time, we highly recommend these lights. These are the only lights we use when we install ponds! These pond lights need to be connected to an outdoor transformer to operate. 30 foot long power cord. Measures 6"wide by 4.5" tall 4"Diameter Maxium submersion 3 feet ponddepot@msn.com Copyright - All World Rights Reserved Pond pumps, Pond Kits and Pondless Waterfall kits, Underwater Pond Lights. Aquaclearer Extreme bacteria and String Algae Buster and pond fish food. Pond Depot provides Do-it-yourself pond kits and Pondless waterfall kits delivered right to your home at great prices! Thank you for shopping at Pond Depot you online pond superstore!