Massage gun is a handheld device that uses pulsed pressure to focus deeply into your muscle tissue. Deep tissue massage can relieve muscle stiffness and soreness, promote blood circulation. It also helps to eliminate fatigue and helps you relax better.Specification:Control Method: Touch Screen Control.Material: ABS.Rated Frequency:50-60HZ.Rated Power:20-30W.Rated Voltage:110-220V.Motor Speed: 2100-3200RPM.Battery: 2600mAh.Charging time: 2 Hours.Gear:20 Gears.Applicable Parts: Whole Body.Colors: Black,Silver,Purple,Gold.Package:1 X Massage Gun.6 X massage head.1 X power charger.1 X User Manual.1 X portable suitcase.Note:1. Make sure to fully charge the device before your initial use.2. When you change or replace the massage head, please push and rotate it until the bottom part of it gets totally inserted into ventilation holes of the massager.3. When the massage gun’s battery is sufficient or has been fully charged. It is normal that the battery indicator lights on the massager will not turn on when the charger is connected.4. The charger shows the green light when it is connected. This means that the unit’s battery is sufficient and does not need to be charged.5. This massager is not suitable for people with pacemakers, heart disease, cerebral thrombosis, joint replacement, and other major diseases as well as those who have small skeletons.