FAQ

How long does a full charge take?

A full charge takes about 50 minutes.

How do I know the device is charging?

While charging, the LED indicator will flash. Once fully charged, the LED indicator will stop flashing.

Can I use the device while it is charging?

No, the device cannot be powered on while charging.

Is the device water-resistant?

The device is rated IPX4, but it is not water-resistant—do not immerse it in water.

Are there any individuals who should not use this device?

Yes, do not use the device if you are a patient with pacemakers or severe heart rhythm disorders. Also, it is not recommended for individuals with cognitive impairments or skin sensory paralysis, infants, pregnant women, or women within 60 days postpartum.

Is it normal to hear a faint, high-pitched tone during operation?

Yes, the device may emit a faint, high-pitched tone caused by its operating frequency being close to the audible range. This is a normal characteristic and does not indicate a malfunction.