• Type-C charging port for the first time, please charge the product full charge about 2-3 hours full
• Adjustable strong magic sticker, retractable adjustment is not easy to fall off
• Built-in high-frequency vibration motor to perform ll-round vibration massage on the knee muscles, so that the knee can fully release pressure
• White LED display, clearly visible, real-time grasp of the massage status, one-key start operation is simple, making the use of the product more convenient and fast
• Built-in red light induction lamp, wavelength 615-650nm, wavelength 4-16nm, irradiates the knee joint, reaching the deep knee level

Specifications:

• Rated voltage: 3.7V
• Battery capacity: 2000mAh
• Input current: 5V2A
• Power: 10W