The SEA-DOO SEASCOOTER DOLPHIN is great for snorkeling, swimming or playing in the pool. This smaller, lighter model for adult-supervised youngsters ages 8 to 10 can sure get a lot of use when in the backyard pool, out at the lake or confined beach. Having several charged batteries will make sure everyone gets a chance to try and enjoy the pleasures of scooting around in the water. Don't disappoint them when their having fun with spare batteries. Battery is a 12V/7.5Ah battery; charge time for fully discharged battery is 14 to 16 hours. Fully Charged Battery provides 1.5 hours Run Time for the Dolphin Scooter.