Deep Muscle Soreness Relief: Deep Tissue Massage Gun, helps relieve muscles during warm-up workouts, eliminates muscle soreness and stiffness after high-intensity workouts, speeds recovery, improves daily mobility and flexibility, and refreshes you. Built-in brushless high-torque motor, 1-2 gear: 1800-2300 rpm or min,3-4 gears: 2300-2800 rpm or min, 5 gear: 2800 rpm or min, 6 gear: 3200 rpm or min, working noise is only 30dB-50dB, ultra-quiet. Long-lasting: Rechargeable and long-lasting, on a full charge for up to 3-8 hours of use. Strong and durable. 20 speeds and 2 modes of use: 20 speed levels, easy to switch between auto or manual modes. Relieve joint pain, myofascial release and muscle soreness with 6 professional massage applications of trigger point massage therapy. Easy-to-use, drop-resistant handle. With it, you will enjoy the most comfortable and relaxing relaxation therapy experience at home, gym, office or anywhere you go. The perfect Father's Day Mother's Day gift choice for your loved ones. Product Parameters: Massage contacts: 4 or 6 levels of strength Massage technique: high-frequency vibration and beating Battery capacity: 1800mah Vibration frequency: 20w Charging voltage: 5v