: Press the power button once to turn on the device. To turn it off, long-press the same button.

If you encounter any issues with your ErickHill RT-100, refer to the troubleshooting section in the user manual. Common issues and their solutions include:

: To conserve battery, the device automatically powers down after 5 minutes of inactivity.

: Use the included Type-C cable to recharge the built-in lithium-polymer battery.