Item Type: LCD Writing Tablet Material: LCD+ABS plastic Battery Type: Lithium manganese button battery Battery Model: CR2032 Battery Voltage: 3V Nominal Battery Capacity: 240mAh Precautions: 1. When using for the first time, some traces may appear on the screen due to the pressure during transportation or storage. This is normal and can be erased by simply pressing the erase button. 2. If the product is not used for a long time, the battery will be in a sleep state. Repeatedly press the "Erase" button about 5 times, you can use it normally. 3. When pressing the erase button to clear the written content. This product will display a startup screen. It is a normal situation and will not cause any impact or damage to the eyes. Please rest assured. 4. Avoid Use In The Following Situations: Rapid temperature changes, ambient temperature over 40, low temperature below -0, long-term direct sunlight. 5. The electronic writing board uses pressure sensitive writing, and the writing power should be less than 20 grams. Excessive force can cause irreversible damage to the LCD screen. 6. Please use the special writing pen attached to this product for writing and drawing. Sharping materials cannot be used for writing. Size: Approx. 295.5 x 190mm / 11.6 x 7.5in Package List 1 x LCD Writing Board 1 x Pen 1 x User Manual 1Flexible display, the matte screen does not hurt the eyes and restores the soft touching, like writing on paper. 2Onekey erasing can be used repeatedly, without the need of an eraser to erase immediately with one touching, and experience a carbonfree and paperfree life. 3The product is equipped with a key for preventing accidental deletion, which can prevent accidental deletion after opening. 4Highlight handwriting, high contrast, clearer handwriting, even nails can be created. 5Button battery has low energy consumption, large capacity, and battery life up to one year.