Ultra-durable to ensure longevity and smooth rotation, easy to carry, small, simple, discrete and fun Great toy for fidgeters, anxiety, focusing, adhd, autism, quitting bad habits and staying awake Like all bearings and spinning fidget toys, it takes time spinning and breaking-in to achieve longer spinner times, the more you spin the toy, the longer it will last Bring out that creative genius lying deep within you by increasing your concentration any time on the go, whether you're at home, at school, or at the workplace, the spinner helps you find new perspectives as you put your brain to use, whether studying, brainstorming, researching, etc Hold spinner in one hand and use the other hand to spin it rapidly using small continuous strikes to keep it spinning indefinitely with practice, spinners can be spun using one hand only using the fingers of one hand to stop and start spinning Please do not use the spinner while charging and charge it with a genuine charger The hand-spinner is a high quality precision hand spinning device made from various metals using an automated computer numerical control (CNC) milling process Easy to carry, small, simple, discrete and fun, also effective for focus and deep thought SLA technology and laser industrial molding technology A fun and easy way to increase focus and concentration while decreasing stress, to design and create a high performance, multifunctional, customizable and afforadable fidget toys Connect your phone via Bluetooth and then play music LED light with switch With data cable, Charging once can be used continuously for 4 hours each PARENTS love the portable size and an easy way to help their children be quiet in the car or doctors office,garden,etc. Great For Hands Toys. Helps Relieve Stress. Easy to carry,a good choice for killing time. Material: ABS Input:5v/0.1A Loudspeaker Output:1W Weight: About 30g Color: Pink,Green,Blue,White