Brand new, only used once, SEJOY Mini Massage Gun. SEJOY mini massage gun strikes a never-been-seen-before balance between power and size, giving you the highest quality muscle treatment with incomparable portability. It is a convenient option for getting the quality relief on the go. The percussion massage gun features 4 advanced speeds and generates up to 3200rpm, and a vibration amplitude of 6mm. SEJOY mini massage gun breaks up knots and relaxes tight muscles, digging deep and relieve hard-to-reach muscle groups. Noise reduction inverter technology and a high-torque motor control the volume under 45 dB and 40% quieter than average massagers. You can use it at home, gym, office without disturbing others. 2400mAh rechargeable lithium-ion battery lasts about 6 hours with only a 3 hours charge. This battery can be used for more than 5 years in continuous use and charging process. This deep tissue percussion muscle massage gun can be charged by Type-C USB, it is convenient to charge anytime and anywhere.