Item Type: Writing Tablet Material: LCD Panel, ABS Frame Product Size: Approx. 24 x 18.8 x 0.8cm / 9.4 x 7.4 x 0.3in Input Pressure: 180-250g / 6.3-8.8oz Battery Type: Button Battery Batery Number: 1 Batery Model: CR2025 Battery Capacity: 150mAh Reflectivity: 25%-30% User Manual Language: English, French, Spanish, German, Italian, Japanese, Russian Package List 1 x Writing Tablet 2 x Brush 2 x Plastic Block 1 x Lanyard 1 x User Manual 1Can be used for a long time, because this drawing doodle board has no radiation, and is safe and comfortable. 2The writing board has a button lock function to prevent children from clearing information, and also has a button clear function that can be reused. 3Made of highquality materials, and the handwriting board is durable and has a long battery life. 4The 8.5in LCD screen is enough to meet your drawing and writing needs, and the board can stand up and is easy to operate. 5Widely used in doodle boards, LCD blackboards, drawing boards, graphics aids, writing boards and family message boards.