Specifications‎:‎LED light on all three spinners‎,‎ fun and cool to play‎.‎A good choice for killing time‎,‎ helps relieve stress‎.‎Great for fidgety hands‎,‎ ADHD sufferers‎.‎Perfect size‎,‎ suitable for adults and kids‎.‎How to Use‎:‎Hold spinner in one hand and use the other hand to spin it rapidly‎,‎ and keep it spinning indefinitely by using small continuous strokes‎.‎ Spinner can start and stop spinning only with the help of one finger‎.‎Type‎:‎ Hand SpinnerMaterial‎:‎ ABSQuantity‎:‎ 1 PcPowered by‎:‎ 3 x Button Batteries ‎(‎Included‎)‎Occasions‎:‎ Home‎,‎ Office‎,‎ School‎,‎ etcFeatures‎:‎ Creative‎,‎ Fingertip Gyro‎,‎ LED Light Changing‎,‎ Stress Relief‎,‎ Tip Spiral ToySize‎:‎ 7.5cm/2.95‎"‎ ‎(‎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.‎