Need 3pcs AAA batteries, but not in package. After installing the battery, you can use a screwdriver to install the battery cover, be sure to tighten the screws it is equipped with a sealing ring to prevent water from entering. Take it out batteries when not in use, wipe the water above, and then use it againWhale water sprinkler pool toys that lights up and spray water automatically when you put them in the water, when it leaves the water, will stops immediately, no manual operation is requiredBaby light up bath tub toys can be used in bathtubs, swimming pools, showers, it can also be used outdoors and taken to the beachThis bath toy for babies are made of high quality ABS that is durableWhen put in water, flashing colourful light and spraying exciting fountains, easy to draw your kids attention, bringing endless entertainment for baby bathReasonable DesignPut the ball on the water and spray water automatically, with the beautiful lights flashing, your child will fall in love with the bathtub and don't worry about the baby cryingEasy to hold, compact shape, smooth surfaces, and specifically designed to fit your baby's handsSize:4.33 x 3.54 x 3.14 inchesFlash Different ColorsFlashing colourful light and spraying exciting fountains , bringing endless entertainment for baby bath, easy to draw your kids attention, fun bath toy to entice your child into taking baths,exquisite top spray, can spray a lot of water columnHappy GrowthIn the company of mother, help children grow up healthily and happily,improve the baby's brain intelligence, develop good athletic ability and early abilityFunny Whale Bath ToysCute whale design, your child is sure to look forward to bath time every time, bound to be your child's new favorite bathtub toyGood GiftThe best gifts for children to play in the bathtub or swimming poo

Note:Shipping time is 5-12 days