Features:
-4 in 1 knee massager. Vibration, heating, infrared and laser are combined to provide relief for the knees, draining their effusion and rejuvenating them.
-Infrared and laser irradiation. The dual light sources can reach deep layers of the knee to promote blood circulation, relieve stiffness and increase vitality.
-Uniform Hot Compress. Can generate uniform heat to activate multiple key joint nodes and dispel coldness, thus achieving a comprehensive effect.
-High-frequency Vibration. Can simulate human massage by performing an all-round massage to the knees. It effectively releases pressure.
-Convenient to use. It features enlarged LED screen, wireless design, 100 percent knee fitting contour, Type-C port, adjustable Velcro, and explicit indicator.
-Operation
-Fasten the product around a knee.
-Long press power button to enter auto mode.
-Short press to turn on/off infrared or laser.
-Short press vibration button to adjust intensity.
-Short press heating button to adjust temperature.
-Note: The machine is smart: it will auto off in 2 minutes if the machine recognizes that the machine is not in use by people.
-Caution
-1. People with osteoporosis, severe fracture, sprain, muscle, acute should use under the guidance of a doctor. 
-2. This product is not a medical device and is not recommended for medical use.
-3. This product contains lithium battery. Please do not disassemble, modify, immerse in water or throw into fire, otherwise it may cause damage to the product.
-4. It is not suggested using under the following situation:
-Have leg nerve disorder or skin sensory disorder.
-Have metal, silicone or plastic material injected into the knee due to fracture or surgery.
-With inability to sense heat.
-Have knee sequelae due to traffic accidents etc.
-With implanted medical electronic device that are easily affected by electromagnetic devices, such as cardiac pacemaker.
-Have lost temperature perception.
-With malignant tumor.
-With heart disease.
-Unstable at the beginning of pregnancy or shortly after giving birth.
-Diabetes causes perceptual impairment.
-With scars on the skin.

Specifications:
-Item Type: Smart Knee Massager
-Colour: White
-Rated Voltage: 3.7V
-Input Current: DC 5V, 2A
-Battery Capacity: 3000mAh
-Charging Time: 3-4 hours
-Continuous Working Time: 1-2 hours
-Weight: 275g
-Size: 35 x 35 x 45mm / 1.4 x 1.4 x 1.8in

Package Inclusions:
-1 x Main Machine
-1 x USB Cord
-1 x Manual

Notes:
-Actual colors may vary due to computer monitors displaying colors differently.
-Due to the nature of the manufacturing process and manual measurement, product sizing may vary slightly.