Product Information 6-Speed Adjustable: 6000 rpm super power provides 6-speed adjustment, allowing you to easily find the most suitable vibration amplitude. High-speed impact can quickly destroy the creatine produced after exercise and effectively relax the fascia. Relieve Fatigue: Provide deep muscle tissue massage, release tension and decompose lactic acid to relieve fatigue and soreness, improve blood circulation, deeply relax muscles, release stress, ideal for neck, back, legs, hands and other body muscle parts massage . Portable Design: Our mini massager can be placed directly in your pocket, handbag or backpack, small and light, it will not take up space, you can massage anytime, anywhere. Ergonomically designed to fit the palm of the hand for easy grip. USB Charging: Using the USB charging head, you can use a computer, charger or power bank to quickly charge the massager, after fully charged, it can be used continuously for more than 3 hours. Package included: 1 x Massager Note Please allow 2-3 cm difference due to manual measurement. Besides different computers display colors differently, the color of the actual item may vary slightly from the below images, thanks for your understanding(1 inch = 2.54 cm)