Overview:

Electric knee pads: relieve knee pain related to arthritis, bursitis, strain, sprain, and meniscus tear.
The built-in mesh bag can be placed in an ice pack for cold compresses, or a moxa bag for moxibustion.

Voltage and Heating temperature: 

1. At 5V DC USB output:

Highest (red): The temperature is 50℃, high temperature, can be used for a long time;
Medium (white): The temperature is 45℃, warm, and can be used for a long time;
Lowest (blue): The temperature is 40°C, neither cold nor hot, and can be used for a long time.

Note:  If you connect it to a mobile power supply with an output current higher than 500mA, the temperature may be higher than the above temperature.

2. When using the adapter, the fixed output is 7.9V DC:

Highest (red): temperature 65℃, high temperature, recommended use time is 10 minutes;
Medium (white): The temperature is 55℃, relatively hot, and the recommended use time is 30 minutes;
Lowest (blue): The temperature is 45℃, warm, and can be used for a long time.

Specification:
USB product size: 25*16*3CM
Adapter type: product size: 25*16*4CM
Weight: 0.3kg

Package Content:
1 x Heating Massager with optional (USB/Adapter)

Note: Ice bag not included