Laifen Wave Tutorial | Brushing your teeth with Laifen Wave now ` Order the Wave NOW: https://www.laifentech.com/pages/wave-electric-toothbrushes ` ` The Laifen Wave employs motor technology, usually seen in mechanical arms and robotic hardware, utilizing a built-in linear hall sensor in the servo system to obtain precise position data and control oscillations with an accuracy of 0.1°. This results in an ultra-wide oscillation angle that aligns with the dentist-recommended Bass brushing techniqu