best use

whiten your teeth in four simple steps.

guid
1

step 1

connect mouth piece to smart phone.
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2

step 2

apply whitening gel to teeth aprox 1mm thick.
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3

step 3

insert mouth piece and press start button. the device will autoshut off after 25mins. rinse mouth out with water.
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4

step 4

after use wsh the mouthpiece with water, dry well and store in the protective case.