Features 1.Equipped with: With left mouse button, mouse wheel, right mouse button, touch keys for cursor movement. 2.Easy To Use: The cable length is 1M, which is convenient for customers to DIY, easy to operate, easy to use, and plug and play. 3.Wide Applications: Wide range of applications, suitable for design companies, engineers, individual DIY. 4.Detachable: Using sophisticated production technology, removable, only keep the red cap. 5.Applicable Scene: With fine workmanship, suitable for IBM laptops and is the perfect laptop accessory. Specification Item Type: Keyboard Trackpoint Material: PCBA Working Voltage: 1.5v Operating Current: <10ma Photoelectric Resolution: 1600dpi Connection Type: Usb Input: 5v 100ma Usb Cable Length: Approx. 1m / 1.1yd Package List 1 x Keyboard Trackpoint