1. COMPACT SIZE: The touchpad has a compact size of 99.97x83x12.6mm and the touchscreen size is 60x45mm. 2. 2 BUTTONS: The USB touchpad has 2 buttons, which have left and right mouse button functions respectively. 3. USB INTERFACE: The computer touchpad has slide, point, scroll, and zoom functions. Plug and play USB interface, no driver required. 4. EMBEDDED DESIGN: The mouse touchpad is an embedded design with screw holes on both sides for easy fixing and a long service life. 5. SCOPE OF APPLICATION: The portable touchpad is a wired touchpad with a 1.4m long cable. Compatible with laptops, desktops, all-in-ones. Commercial use for general purpose, industrial use. Item Type: Touchpad Material: ABS Product Size: Approx. 99.97 x 83 x 12.6 mm / 3.9 x 3.3 x 0.5 in Touchscreen Size: Approx. 60 x 45 mm / 2.4 x 1.8 in DPI: 400 to 600 DPI Line Length: 1.4 meters/1.5 yd Interface: USB Rated Value: 5V <50mA Working Method: Connect the interface to a terminal instrument such as a computer, click the touchpad, the cursor will move with the finger sliding, with the functions of the left and right buttons of the mouse. 1 x Touchpad Your 100% satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!