Brand new double-sided screen + full screen handwriting board, both sides can write, the handwriting board comes with magnets, which can satisfy your writing anytime, anywhere! [protect eyesight] The LCD screen has no radiation, no , eye protection, and more comfortable working for a long time. [Suitable for carry] Innovative full-screen design, easy to carry, can be easily put in a briefcase, backpack or other bags. [Easy to use] Easy operation and high efficiency, just press the clear button to clear all content. [Parts upgrade] Built-in replaceable button battery, battery life is more than 1 year, you don't have to worry about power failure. Colour: Black Material: ABS+LCD Size: 77 x 155 x 5mm Package Contents: 1 x writing board 1 x built-in magnet pen 1 x English manual Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.