The Master massage gun MG500 is rechargeable with four completely different massage heads. On the back of the tested massage gun, there is a digital display showing the selected speed, battery meter, and touch control on/off.

The MG500 is quiet and easy to handle. The Master massage gun can alleviate muscle soreness and stiffness, promote increased blood circulation and thereby enhance mobility. It can be used for warm-up before a workout or for recovery after completing a training session.

The battery in the MG500 is a Lithium-Ion battery and when fully charged it lasts for about 5 hours of effective use. This massage gun comes with four different heads that are easy to swap out, all to provide an effective massage for various purposes. The MG500 with its accompanying charger and nozzles are all packed in a practical case. The MG500 can be adjusted to 6 different speed levels, from 20 - 53.3 Hz, and the results of the massage are also related to how much pressure is applied to the device.