Patent attributes
A whitening light includes a mouthpiece having a light array arranged along the mouthpiece for directing light onto an exposed portion of teeth of a user. The whitening light includes a rear portion comprising a first power source communicably coupled to the light array and a first charging mechanism configured to receive power transferred from a second charging mechanism located on a case for the whitening light. The first power source includes a rechargeable battery charged by the second charging mechanism to a power output sufficient to power the whitening light to emit light configured to whiten teeth upon selection of a button on the rear portion of the whitening light to commence a treatment session, to emit the light for a predetermined duration corresponding to a duration of the treatment session, and to automatically switch the light array to an off-setting following expiration of the predetermined duration.