Feature:1. Colorful high-brightness bead, can be used in both land and water, suitable for aquariums, fish tanks, etc.2. A multi-purpose lamp, bubble lamp can increase oxygen and lighting for the fish tank, add color to the fish tank to let the fish fully display the dazzling true color.3. The lamp does not flash, it can protect your eyes and protect the life of the fish.4. The bright straw hat-shaped lamp beads make the gradient color even more charming, adding more charm to your fish tank.5. Made of high quality plastic, this product is sturdy and durable.Specification:Item Type: Aquarium Colorful LightsProduct Material: PlasticColor: Colorful Slow FlashModelLengthNumber of Lamp BeadsSuitable for Fish TankPowerDB-15 Approx. 15cm or 5.9in715-20cm1wDB-30Approx. 25cm or 9.8in1230-40cm2wDB-40Approx. 35cm or 13.8in1540-50cm3wApplication: Aquarium, Fish Tank, etc.Product Role: Oxygen, lighting for the aquarium, add color to the fish tank to let the fish fully display the dazzling true color..Package List:Aquarium Colorful Lights x 1Note:1. This product is just a separate bubble lamp. It can only be lit up and can not be bubbling. If you want to bubble, you need to use it with oxygen pump. This product does not include air pipe or oxygen pump. Please purchase them separately!2. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.