• Durable thiab saj zawg zog gooseneck, yooj yim rau cov ces kaum sib txawv curing• Nrog digitized suab LED qhia• Raws li tus neeg mob mob, teeb tsa lub zog "qis, nruab nrab, siab" ntawm peb hom kev ntxuav hniav dawb.• 5 feeb suav nrog kev nco, lub sij hawm whitening ntev tshaj plaws yog 30 feeb.