Feature:100% Brand New! The fish is controlled by microcomputer, swimming vividly like real fish The happy fish's sensitivity is superior, it will start to swim when it's put into the water (not switch need) and it will swerve when it come across obstacles.It can also rise and sink, it's a good partner for children when bathing and playing in the swimming pool.Mothers will be more relaxed when their babies are playing this happy fish happily Color: Random Color Material: ABS Button cell: 1.5V/140Ma AG13 * 2(included, in the fish), 2 free new replace cell button also included Fish Dimensions: Approx 7.5*2*3.5cm Color: Random Color Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Because there are no regular Stripe of the Robot Fish toys from the supplier, we would send the stripe randomly. Hope you can understand. Thank you! Kindly Note: Do not pull or twist the tail of the fish, otherwise it will be hurt and cannot swim any more To prevent water seepage, please firstly wipe the fish dry with tissue or towel before changing the battery Please put it in cold water only. Never put it in hot water