Huion Giano Wireless Graphic Drawing Tablet with 13.8-by-8.6 Inch and 8GB MicroSD Card - WH1409 Gigantic Work Surface With a 13.8-by-8.6 inch work area, the Huion Giano WH1409 is the largest graphics tablet in the Huion lines, no more restricted by space, ensures greater productivity 2.4 GHz Wireless Communication: Ensure you to have a flexible drawing experience and free you from the space limitation; The maximum sensing distance can range up to 40 feet 12 programmable express keys for time saving shortcuts, Can be used for both left and right handeds; Comes with a 2048-pressure-level sensitive rechargeable pen, allows you to create freely on the paper-like drawing surface with the resolution of 5080LPI and response rate of 230RPS 2000mAh Build in Lithium-ion battery Charging time:5-7 hours; Lasts for up to 40 hours of being constantly on in wireless mode, save you from the awkwardness of charging the tablet over and over during long hour working. The 8GB MicroSD Card is built in the product, NOT separately packed. OS compatibility: Windows 10, Windows 8, Windows 7 and Mac 10.8.0 or above; 1 year warranty