Checking Battery Charging Status; Battery Charging And Average Battery Usage Time - LG FR74 User Manual

Checking battery charging status

Check the color of the LED indicator when the battery is charging.
Battery
Status
Charging
,
Note
� LED indicator blinks when the battery is low. Please charge.
� LG Heart Rate Earphones automatically turns off when battery is empty.
� Fully charge the device before using for the first time or after long period of non-use.
� If you use USB HUB, the battery may not be charged.
� Operating temperature of LG Heart Rate Earphones is -15 °C ~ 45 °C (5 °F ~ 113 °F). The battery
capacity may decrease if you use in too high or low temperature.
� If the temperature is too low or high, the device may not be charged, charge again at the room
temperature. (10 °C ~ 45 °C (50 °F ~ 113 °F))

Battery charging and average battery usage time

Battery charging time and average battery usage time may vary depending on the battery charging
status, operational status and environment conditions.
Battery charging time
Average battery usage
time (when fully
charged)
LED indicator
Red / Turned on.
Checking heart rate and playing music: up to 4 hours
Starting the LG Heart Rate Earphones
Battery
Status
Charged
3 hours to fully charge battery
Standby mode : up to 250 hours
15 15
LED indicator
LED off.
2