... jacuzzi, your luxurious pool, your garden, this floating speakers can let you easy enjoy the effortlessly crystal clear sound ... and romantic feel.3.The power source of outdoor speakers can by rechargeable batteries or use the included adapter ... batteryMaterialplastic+rubberSize:Speaker: dia 18cm Body colorwhite, greey and OEM colorUsagePerfect for the bathroon, the jacuzzi, luxurious pool, garden ...