IRIN | Musician Hand Massager Portable Vibrating Massager Improve Flexibility & Blood Flow for Pianists Guitarists Violinists

Musician Hand Massager – Finger & Palm Relaxation Device for Instrument Players | Portable Vibrating Massager Improve Flexibility & Blood Flow for Pianists, Guitarists, ViolinistsAll the charm of a musical instrument lies in the hand. In our daily musical performance, to achieve a smooth and fluid state, it usually requires a long time of practice. But this can also easily lead to our muscles becoming weak and our fingers stiff. For this reason, we have designed this hand vibrator to vibrate and massage the palm, fingers and tiger points, thereby achieving the effect of relaxing muscles, eliminating stiffness and promoting the smooth flow of qi and blood. Specification Usage duration: approximately 4 hours Power supply capacity :250mAH Charging voltage :3.7v Charging duration :1.5 hoursOperating temperature :-10 to 50 degreesInstructions for Use 1. Long press to turn on or off the power, short press to set the position. The vibration varies in three levels from small to large. 2.TYPE-C charging port 3. Blue working indicator light, constantly on 4. Red charging light, usually off, flashes when power is low, the charging red light goes off when fully charged 5. Silicone sleeve 6.5 finger positions Note Avoid prolonged exposure to sunlight, fire sources and water immersion.