This handheld massager targets specific areas on your body with its four interchangeable head attachments and uses multi-level vibration frequencies to provide relief where you need it most. It can effectively relieve muscle fatigue and discomfort, promote blood circulation, relieve lactic acid, and let you enjoy the comfortable experience. According to different massage parts to choose suitable gear, to meet your diverse needs. 5 Gears frequency conversion massage power, massage more casual. The finger position grip of the handle fits the finger, which is safe and non slip, comfortable and effortless.