My toothbrush stopped working.. Power button pressed and bottom red light on Oral B Triumph flashes 5 times then stops.
Mode button pressed for 2 seconds and power button lights up for thirty seconds while mode button flashes so there must still be some power.
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@gelngoi ,Earl Samuels , It may be time to replace the battery. Find below a link to a guide and video on how to replace battery, also 3rd link to a replacement battery. Good luck.
I hope this helped you out, if so let me know by pressing the helpful button.
Braun Oral-B Professional Care 9900 Triumph Ni-MH battery Replacement
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