How-To Guide

Handling and Support
Optical heart rate sensor
OHR-30
Warning!!! / Caution!
Warning!!!
Never use this device if you use a pacemaker.
Caution!
Be careful that metal objects do not touch the contacts of the charging cable connector of the
optical sensor. This could lead to an electrical short circuit and damage the device.
Handling the rechargeable battery
Charging precautions
• Avoid charging in direct sunlight or in a vehicle parked under direct sunlight, and make sure
to charge only when the ambient temperature is between 5 and 40°C.
• Before charging, be sure that no d st or other foreign objects are attached to the USB plug.
• When the connected PC is in the sleep state, the battery cannot be charged.
• Do not subject the device to vibrations while charging.
Usage precautions
• Charging, discharging, and storing in high temperatures will cause the rechargeable battery
to deteriorate faster. Do not place the product inside a vehicle or near a heater.
• If the operating time is significantly reduced even after proper charging, the rechargeable
battery may be nearing the end of its service life. Dispose of the battery according to the
disposal precautions.
Storage precautions
If the device will not be used for a long period of time, store it in a location that is not too hot
or too humid. In addition, charge the battery for about 30 minutes every 6 months.
Disposal precautions
When disposing of the product, remove the internal rechargeable battery and dispose of it
according to local regulations.