* 5 kinds of intensity intelligent dual mode, from shallow to deep, intelligent massage* 45dB low noise* Built-in 2900mAh long-acting energy storage lithium battery, massages for 10 minutes a day, and can be used continuously for about 84 days. * High-speed impact of 3200 rpm, it instantly penetrates 10mm deep muscle groups and takes away sore fatigue. * Choose a professional fitness mode after exercise to relax tight muscles, which can eliminate accumulated lactic acid, drive away sore fatigue.* Put the product into the recessed part of the charging base, you can quickly charge. * 4 professional massage heads to take care of every muscle group.-5-speed dual mode, from shallow to deep, intelligent massage-84 days, long standby time-3200 rpm, surging power-10mm, reaching the deep muscle group-45dB, low noise -Innovative charging base, you can charge it easily.