Specifications:Creative multicolor LED luminous finger spinner with Bluetooth speaker function.A good toy for killing time, relieving stress and playing music at the same time. Mini charge port and switch design, it supports to play music for 50 minutes.High performance bearing for extremely fast and long spin time.The finger spinner is great for fidgety hands and ADHD sufferers, which helps relieve stress.Perfect size, suitable for both adults and kids.Hold spinner in one hand and use the other hand to spin it rapidly.It will spin indefinitely with your small continuous strikes.With practice, you may only use the fingers of one hand to stop and start spinning.Advantages:1. Great for anxiety, focusing, ADHD, autism, quitting bad habits, staying awake.2. Easy to carry, small, simple and fun, also effective for focus and deep thought.3. Also a mini speaker for you to play music.4. Interior and exterior anti-dust design to protect the bearing. It is known to all that the dust on the bearing will effect its service life and rotating time.Type: Luminous Finger Spinner Bluetooth SpeakerShape: TriangleMaterial: ABS, LEDPower Supply: Built-in BatteryFeatures: LED Light Finger Spinner, Bluetooth Speaker, Decompression Toy, Triangle Hand Spinner, Glow In The DarkSize: 7.3cm x 6.8cm x 1.3cm/2.87" x 2.68" x 0.51" (Approx.)Notes:If the LED light and speaker do not work, the battery may run out of energy in the long-distance transportation, you can get it charged and try again.The bearing of this product can not be washed with water! After playing a long time, soak the bearing with alcohol for cleaning.Built-in battery and Bluetooth speaker design, please protect if from water and fire.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.