<b>Product Name: LCD Writing Tablet</b><br> Product Size: 8.7 x 5.7 x 0.18 (Inches)<br> Screen Size: 6.9 x 5.1 Inches( a little bigger than Ipad Mini)<br> Weight: 3.9 ounces<br> Input voltage: 3V<br> Frequency:1Hz<br> Rated power:18mw<br> Waterproof level:IPX5 <br><br> <b>Features:</b><br> LCD Writing Tablet uses high technology flexible liquid crystal technology，depends on the pressure sensing to display text, pictures and graphics. It can be erasd over 500000 times.<br> You don't need to use an eraser, just press the button, the screen will be clean again. Save much much paper! Save many many trees!<br> It's very thin, just 0.18 inch thickness.<br> It's very light, just 3.9 ounces.<br><br> <b>Hot to use:</b><br> Just use the plastic pen to write on the board, or use other small plastic material. <br> Then erase with the button.<br><br> <b>Package:</b><br> 1 LCD writing board<br> 1 writing stylus<br> 1 battery inside<br> 1 colorful packing box.<br><br> <b>Kindly Reminding:</b><br> The cell battery can be used for 50000 times. If no battery, you can change it easily.