Material: Acrylic Packaging: 1 set, including a writing board, pen, and wooden base Size: 150 * 40 * 30 (mm) Average service life: 10000 (h) Power supply method: plug-in Solid wood material, high-density, corrosion-resistant, with clear texture Three power supply methods for easy use. Charging head (self provided), computer (self provided), mobile power supply (self provided) Create and doodle freely Note: Handmade products, accept handmade marks and minor defects Solid wood products, accept wood differences (different patterns and scars)