Samsung EP-TG928 User Manual page 290

Getting started
Device layout
Wireless charging
Charging port
Battery indicator
Charging the wireless charger pack
Use the charger to charge the battery before using it for the first time.
Use only Samsung-approved chargers and cables. Unapproved chargers or cables can
cause the battery to explode or damage the wireless charger pack.
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Connect the wireless charger pack to a charger.
Connecting the charger improperly may cause serious damage to the wireless
charger pack. Any damage caused by misuse is not covered by the warranty.
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English (USA) English
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Wireless charging
indicator
Power/Battery Level
button