Specifications:Help to relieve stress.Perfect size and lightweight to carry around.It is with Bluetooth speaker and LED lights.Can connect to Bluetooth device and play music.LED lights can flash when spinning, very cool and fashionable.Battery can be charged via a USB port, so you don't have to replace battery, very convenient to use.Type: Hand SpinnerMaterial: ABSRecommended Age Range: +5 Years OldFunction: Rotating, LED Light, Bluetooth SpeakerPowered Supply: Built-in Rechargeable Battery, Charge via USB PortFeatures: LED Light, Focus Toy, Nice Construction, Easy to CarrySize: 7.5cm x 7.5cm x 1.3cm/2.95" x 2.95" x 0.51" (Approx.)Notes:The bearing of this product can not be washed with water! After playing a long time, soak the bearing with alcohol for cleaning.Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.