Five Vibration Modes: Tailored settings to enhance your comfort and relaxation. Waterproof Design: Rated IX7, ensuring safe use in various environments. LED Indicator and Buzzer: For intuitive operation and feedback during use. USB Fast Charging: Equipped with a built-in large-capacity 2200 mAh lithium battery, making it easy to recharge. Intelligent Vibration Mode Memory: Remembers your preferred settings for a personalized experience. 15-Minute Automatic Shutdown: For safety and energy efficiency. Portable and Powerful: The strongest portable massage wand available.