Introduction
The Hyperice X Knee Device offers advanced heat and cold contrast therapy designed to alleviate pain and inflammation, while promoting increased range of motion. This device provides long-lasting, sustained relief without the need for ice or cords, offering fully automated, electric contrast therapy at home or on-the-go.

Figure 1: Main view of the Hyperice X Knee Device.
Safety Information
- Avoid direct contact with heat for extended periods.
- Use on clean and dry skin only.
- Do not use while sleeping.
- Be cautious with electrical components and do not submerge in water.
- Not intended for children under 12 years of age.
Indications for Use
The Hyperice X Knee Device is indicated for:
- Knee pain relief
- Inflammation reduction
- Circulation enhancement
- Post-activity recovery
Setup
- Remove the device from its packaging.
- Clean the device as necessary before first use.
- The Hyperice X device may need to be plugged in before first use. Use the included AC cable + 24V charger.
- Download the Hyperice App and connect the device via Bluetooth.
- For best results, place your Hyperice X directly on bare skin. Thin, athletic wear may be worn if preferred.
- Place the Hyperice X over your knee and align the kneecap ring with your kneecap.
- Adjust straps until snug. If the device is too big, use the included minimizers by attaching them to the existing straps. If the device is too small, use the included extenders in the open loops and secure properly.

Figure 2: Hyperice X Knee Device showing included minimizers and extenders for adaptive fit.
Operating Instructions
Once the device is properly fitted and connected to the Hyperice App:
- Select your desired therapy mode and adjust settings as needed through the Hyperice App.
- The device provides hot and cold contrast therapy, holding a consistent temperature or automatically switching between hot and cold on a set program.
- Monitor the device during use and stop if any discomfort occurs.
- Using the device on the maximum heat or cold setting requires more power and may shorten battery life. The device can be used while plugged in.

Figure 3: Hyperice X Knee Device applied to the knee during a therapy session.
Maintenance
To ensure the longevity and proper functioning of your Hyperice X Knee Device:
- Regularly clean the device as necessary with a soft, damp cloth.
- Ensure the device is fully dry before storage or next use.
- Store in a cool, dry place away from direct sunlight.
- Do not submerge the device in water or use harsh cleaning agents.
Troubleshooting
If you encounter issues with your Hyperice X Knee Device, consider the following:
- Device not turning on: Ensure the device is charged. The device may need to be plugged in before first use.
- Temperature not reaching desired level: Ensure the device is placed directly on bare skin or thin athletic wear for optimal contact. Check that the device is not covered, as it requires good ventilation.
- App connectivity issues: Ensure Bluetooth is enabled on your mobile device and the Hyperice App is updated to the latest version. Try restarting both the device and the app.
- Battery life shorter than expected: Using maximum heat or cold settings consumes more power. The device can be used while plugged in.
Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 9.75 x 13.88 x 5.25 inches |
| Item Weight | 2 Pounds |
| Item Model Number | RE0001 |
| Batteries | 1 Lithium Ion battery required |
| Special Feature | App-controlled temperature |
| Material | Silicone, spacer mesh, velcro, polyester/spandex |
| Color | Black |
Warranty and Support
For warranty information, product support, or to contact customer service, please visit the official Hyperice website or refer to the documentation included with your purchase.
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