Pain Relief and Workout Recovery. Deep Tissue percussion massage gun suitable for home office and gym usage. Best massager for muscle recovery after a hard workout or excercise. It helps to release body lactic acid, and improve your blood flow. Versatile Use. It comes with 4 massage heads and 5-level of percussion speed. Within 1 to 2 mins it can relief your neck, back and leg tension. Noise-free and Long Battery Lifespan. It comes with a lithium-ion battery for rechargable and long usage. Lightweight and Portable.