Care & Maintenance Cleaning the Mini Electric Brush 1. Use a coin to turn the lock counterclockwise until you hear a click. 3. After washing, allow the roller brush to dry thoroughly by standing it upright in a well-ventilated area for at least 24 hours. ＞90° 2. After unlocking the roller brush, remove it from the mini electric brush, then rinse and clean the roller brush. 4. Once the roller brush is dry, reinstall it by following the disassembly steps in reverse. 18