Higher Luminosity and longer life.Energy saving and environmental protection.Safety low-voltage design.Easy to operateTotally sealed design for underwater work. Voltage: 100-240V/50-60HZWorking voltage: 12V DCWorking temprange: 5��-40��Indoor use onlyFixing suctionWorking for assorted single or double bore air pump6 x Light Emitting DiodesLED color: colorfulDimention: 160 x 25 x 25mm (6.3 x 0.98 x 0.98")Length of the cord:1600 mm (5.25ft) Emitting mode: slow flash How to use:Fix the LED strip light in the bottom of the fish tank using the sucker， bury the LED strip light under sand， then connect the windpipe to the air pump， plug the transformer， it will work. 1 x LED strip light1 x Power supply(US plug)1 x English user manual1 x Sucker1 x Plastic tubeIn original package