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Charging the charging case

When using a commercially available USB conversion AC adapter, make sure to choose one with an output voltage of DC 5 V and output current of 1 A and above. Otherwise, it may result in malfunction or abnormal heating.

Use only the supplied charging cable to charge the System.

Using the supplied charging cable, connect the System and a commercially available USB conversion adapter.

1Connect the charging cable provided to start charging.

Insert the USB AC adapter into the AC outlet to start charging.

charging_2_No-PC_charge_ET45T + Charge 2 ET45T


The indicators flash and light up in white indicating that charging has started.

The charging time for the charging case is approx. 3 hours.

Indicators on the charging case

case_lamp_ET45T + Case lamp ET45T



Flash and light up in white during charging. When charging is complete, the light of indicators goes out.

After charging is complete, unplug the USB charging cable.

The charging case may stop charging if the temperature exceeds the charging temperature range (5 °C (41 °F) to 35 ℃ (95 °F)). (All the indicators on the charging case will flash.) Charging will resume automatically in an environment where the temperature is back within the charging temperature range.