Customized color liquid crystal coating with color display, for a full range of colors. Gently press the Hall sensor area at the top of the pen pad to quickly clear the screen and start again. The corner is designed to hold the pen, which is simple and effective, and fixes the pen magnetically to avoid losing the pen. Non-backlit screen for handwriting with natural light reflection, no harm to eyes. Reusable, avoid wasting paper. The Zero Power LCD monitor only consumes a small amount of power when scanning the screen. The single button cell battery lasts up to 365 days if the screen is wiped 100 times a day. Express your affection through loving reminders, notes and messages. Clear the screen using the top button. Lock to prevent accidental deletion. Durable and modern design. Features:- Vibrant Brushstroke One Tap to Clears the Screen Magnetic Pen Lightweight and Portable Dust Free & Ink Free Long Battery Life