Generous Quantity: every purchase delivers a generous package of 12 little rubber ducks in 6 colors; This is sufficient for parties, giving out as party favors, or simply having backup ducks on hand just in case(Ps: Try to avoid using it in water, it will cause the battery to be damaged and unable to light up LED Lighting Design: the signature feature of our birthday rubber duck is their built in LED lighting design; The ducks can light up when you turn them on, creating a mesmerizing and exciting atmosphere for your home; Each duck has a switch on the bottom that allows the user to control the light adjustment Properly Sized for Versatile Use: Each rubber duck measures about 2 x 2 x 2 inches/ 5.5 x 4.8 x 4.5 cm. These dimensions offer easily handling while avoiding the risk of choking hazards Quality Material for Durability: our assorted rubber ducks are made using quality rubber; This makes them durable, suitable for long term use and safe for you to play with; The rubber material is safe and odorless and the LED light is embedded securely Batteries Included: the easy setup will save you a lot of time and effort; Each of our glow in the dark rubber ducks comes with 3 button batteries for you; These batteries power the LED lighting, ensuring your duck is ready for use as soon as it arrives. A few cute ducks may not light up due to battery discharge during transportation; You can open the battery compartment at the bottom and replace the new battery, the duck will emit dazzling light again Features: Known and loved by people worldwide, rubber ducks have been a bath time staple for years. Our rubber ducks for cruise ships, with their engaging lighting and bright colors, present a novel twist to this classic, with lighting function. The rubber ducks can also be applied for various purposes such as party decors, or even as a charming night light. The captivating light emitted by its LED lights give a serene ambiance that makes it an ideal choice for anyone who wants to add a touch of whimsy to their environment. Experience its versatility and make your surroundings more joyful and lively. Specifications: Material: rubber, LED Color: yellow, blue, green, red, pink, purple Size: about 2.17 x 1.89 x 1.77 inches/ 5.5 x 4.8 x 4.5 cm Package includes: 12 x Glow in the dark ducks Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Little ones should use our product under the supervision of adults. Small items are included, please keep them away from little kids in case of choking risk.