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■ How to use the AC adapter (with USB connector)
1. Plug the USB connector into the main unit’s power
supply inlet.
2. Plug the AC adapter into an electric
outlet.
General Recommendations
Attention
Do not mix different types of batteries.
Battery life may be different depending on type of the batteries used.
Please unplug the AC adapter after use. Do not leave it connected to
the power supply for a long time.