Multi-Touch Features: This touchpad offers the same great functions of traditional touchpads along with advanced multi-touch gestures, to control your device and applications easier and with minimal hand strain (Use two fingers to Pinch Zoom In or Out, Scroll, Drag or Rotate ; three finger options include Swipe Backward or Forward) Programmable Buttons: Use the two programmable buttons to access your favorite shortcuts instantly Vertical Scrolling: Enjoy quick access to vertical scrolling with the integrated vertical scroll function on touchpad Small & Portable: Take this touchpad with you anywhere, its small lightweight design makes it great for travel, so you can use with all your devices anywhere