Knowing when your Medisana HM 645 Hand Massager is fully charged is simple. Just pay attention to the LED indicators on the device. Here's how to check the charging status:
- Plug the provided 9V/1A charging adapter into both the massager and a power outlet.
- The LED indicators will either light up or flash, showing the battery's current charge.
- Once the Medisana HM 645's battery is completely charged (this usually takes 2 to 3 hours), all four charging LEDs will glow blue continuously.
- Please note that the massager cannot be used while it's charging.
By monitoring these LED indicators, you'll easily know when your Medisana HM 645 Hand Massager is ready for use.