Assertion: electric toothbrush's timer | /r/HasProperty | built into electric toothbrush
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: A timer built into an electric toothbrush can help you brush your teeth long enough to sufficiently remove plaque from your teeth and gums.
text: The ADA recommends 2 solid minutes of brushing, which can be tough to keep track of without a timer, which is usually built into most electric toothbrushes.