Eye-Protective & Safe 10 inch LCD writing tablet with pressure-sensitive LCD writing surface makes your writing or drawing appear without delay. The screen is tested to be completely safe, radiation-free, suitable for long-term use, and provides better eye protection than regular electric tablets or whiteboards. This writing tablet and all accessories are non-toxic and safe for anyone to use. Easy to Use Easy operation and doodle as you like, erase your drawing with just a touch of the erase button. Portable & Durable Ultra-slim and compact design, easy to carry and can be easily slipped into your briefcase, backpack, or other bag. Lightweight and portable, perfect for school, office, home use, or other use, play with it anywhere. You can write and erase more than 120,000 times. Eco-Friendly & Economical Built-in replaceable button cell, can be replaced for cyclic use.