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brucec30

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brucec30
I have been in automotive repair for 30 years, have taught electronics and automotive for years on the college level and have degrees in Digital electronics and also Computer service technology. I...
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Marijn
When low on battery, it is placed in a charger/holder and the red light comes on to show it is being charged. How is it charged without any wires or even physical contact needed from the toothbrush to...

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