The Green Lion Multifunctional Massage Gun is designed to provide the perfect muscle relaxation. This model promises the extraordinary quality and efficiency every person dreams of in an electrical product. Firstly, it is manufactured using a solid material called ABS. In return for owning this excellent massager, you will get a motor rated at 775 and 1500mAh 25W/7.4V, and this motor is such that it will used and destroyed only when it is overaged and outgrown. 2400-3300 RPM is set in the right place for those who find some relief by working all the muscles in their body with the lowest possible level of the device. Also, the unit can work at a maximum noise level below 60 dB*RPM, which is very modest. There is a USB Type C port for charging the device. You can also recharge it entirely within 3 to 3.5 hours [3.0 - 3.5 hours] so that 2.5 hours to 3 hours maximum runtime is achieved, with a safety shutoff after running for 15 minutes. This muscle gun is pre-installed with four interchangeable heads, namely – dual, flat, arrow, and round, for therapy selection, which is focused along with 12 variable speeds up to 3300 RPM for various muscle requirements.