Feature: 1. Portable and Easy to Use: This small spinal chiropractic massager is designed to be compact and simple to operate, allowing you to conveniently relieve soreness and promote healing at home or on the go. 2. For Various Conditions: Whether you suffer from chronic tendinitis, calcific tendinitis, or other soft tissue injuries, this massager can effectively reduce inflammation, improve circulation, and accelerate the healing process. 3. Adjustable Frequency and Strength: With an operating frequency range of 1HZ‑18HZ and Strength range of 10‑300mj, you can customize the soreness according to your own preferences and specific needs. 4. Supports Bone Tissue Regeneration: This massager has been proven effective in promoting bone tissue regeneration in cases of delayed union of fractures and avascular necrosis of the femoral head in adults. 5. Self Repair and Healing: Improve circulation and activate tissue recovery with the shockwave machine. Equipped with 7 massage heads (including the one on the handle) that cater to different body parts, it could be used for 10 ‑ 20 minutes per session for salon or wellness purposes. 6. Relieves Muscle Tension and Spasms: In addition to its therapeutic advantages for bone and soft tissue conditions, this massager can also relax muscles, alleviate muscle tension, and relieve spasms, providing comprehensive soreness relief. Specification: Item Type: Portable Small Spinal Chiropractic Massager Operating Frequency Range: 1HZ-18HZ Operating Strength Range: 10-300mj . Package List: 1 x Host 1 x Shock Wave Handle 6 x Function Head 3 x Rubber Ring 1 x Wrench 1 x Screwdriver 1 x Handle Tool 1 x Plug 1 x Brush 1 x English Manual