Cordless TrackMan Optical combines smooth and precise optical tracking with reliable digital radio technology. It comes in a comfortable, sculpted shape with a soft-touch surface. Logitech's exclusive cruise control scrolling enables quick and convenient scrolling through documents. You can also easily move text and objects with simple drag-lock, without having to hold down a button while rolling the ball. The two navigation buttons enable you to move quickly between pages in applications and on the Internet. Smart power management extends battery life. Convenient button controls: Let you easily move forward and backward when you're surfing the Web. Fingertip-based control: Enables fast, accurate cursor movements. Patented Marble? optical technology: Ensures smooth tracking Cordless trackball with optical tracking system Reliable radio technology eliminates cable clutter Optical technology provides smooth, responsive performance Cruise Control buttons for easy scrolling USB connection works on PC and Mac 5-year guarantee System Requirements:PC/MAC

For those that don't like moving the mouse across the desk or are a bit limited for space the Orbit Trackball alleviates that problem. The mouse stays where it is and you control the cursor by moving the Trackball. It's a bit like an upside down mouse. Control your cursor with a simple touch of the finger. The highly accurate Orbit? Optical is as easy to use as a regular mouse, but it stays in one place saving you valuable desk space. The precise optical tracking mechanism is also resistant to dust, reducing the need for regular trackball cleaning. The Orbit Trackball is bigger than your normal mouse, this means the Trackball is easy to move and direct with precision. DiamondEye optical technology for precise tracking and cursor control The comfort of a mouse and the fingertip control of a trackball Uses less arm movement and desk space than a conventional mouse USB and PS/2 connectivity for greater compatibility

Just using thumb can be controlled accurately No need to clik the scroll bar on the screen; Simply scroll wheel, you can move around in documents and Web pages Adopting optical sensor technology Design two custom keys, convenient for surfing, drafting and playing games USB interface(can be equipped with PS/2 interface) Plug and Play; Easy installation, Free Driver Resolution: 800 DPI Dimension: 12cm*4cm*5cm Length: 1.5M

With an elongated body and smooth optical trackball technology, this mouse provides maximum comfort. This Off-table design consolidates fashion and technology and a new way to control mouse. No limitation of space. Fingertip-based controls allow for quick and accurate movements. Main Features: 100%new brand; Ergonomic Design; Off-table, for free and comfortable operation; Can be operated in various ways, avoiding harm to palm joint or muscle. High accuracy and sensation; Can bu used on the surface as same as optical mouse. User doesn't have to sit close to the monitor by using this track mouse; Avoiding eye fatigue and radiation harm. Can control the cross coordinates sensitively, simply with the thumb. Compatible with windows 2000/XP/Vista/Mac OS X. Resolution: Table 1200dpi, trackball 1600dpi; Dimension: 12cm*6cm*4cm; Length: 2m Shipping details: Color box or Blaster packing Quantity/carton: 40PCS Gross Weight: 6.5 kilogram Net Weight: 6kilogram Cu. Meter: 46x31x31cm or 56x23.5x45cm

Hand-Held 4D Off-Table USB Trackball Mouse Patented design; Innovative input devices; Operating without space limitation; Plug and play, free driver; Single ball, high speed optical 4D scroll inside; 4D page scrolling function can be controlled simply by thumb; Avoid wrist and muscle injuries; Target users: Notebook PC users and long-time PC operators; Compatiblity: Windows95/98/2000/ME/XP, Windows NT, vista; Interface: PS/2 or USB connector optional; Resolution: 200 dpi; Dimention: 8cm*4cm*5cm; Length: 2.0M Shipping details: Individual Packaging Details(Inner Packing): Color box Quantity/carton: 40PCS Gross Weight: 6 kilogram Net Weight: 4.24 kilogram Master/Export Carton Volume Cu. Meter: 46x31x31cm

With an elongated body and smooth optical trackball technology, this mouse provides maximum comfort. This Off-table design consolidates fashion and technology and a new way to control mouse. No limitation of space. Fingertip-based controls allow for quick and accurate movements. Main Features: 100%new brand; Ergonomic Design; Off-table, for free and comfortable operation; Can be operated in various ways, avoiding harm to palm joint or muscle. High accuracy and sensation; Can bu used on the surface as same as optical mouse. User doesn't have to sit close to the monitor by using this track mouse; Avoiding eye fatigue and radiation harm. Can control the cross coordinates sensitively, simply with the thumb. Compatible with windows 2000/XP/Vista/Mac OS X. Resolution: Table 1200dpi, trackball 1600dpi; Dimension: 12cm*6cm*4cm; Length: 2m Shipping details: Color box or Blaster packing Quantity/carton: 40PCS Gross Weight: 6.5 kilogram Net Weight: 6kilogram Cu. Meter: 46x31x31cm or 56x23.5x45cm

This is a mouse for computers. It has a wireless design. It is available in bright red, black or white. Can also be used as a cyber presenter Size : 132 x 41 x 23 mm Wireless range : 10-15 meters Patented design

38.1mm IP68 dynamic waterproof (from the top) With variable friction ring Solid state optical navigation technology Ball tracking force can be set from loose (10g) to high (120g) in 4 steps, ball can be removed Maintenance free with no moving parts Intrinsically and ESD safe operation Retro-fit into most existing OEM designs Quadrature, PS/2 and USB output Anti-vandal options Output cables and switch input cables (option) Decontamination friendly

Ergonomic design with comfortable hand touch Wireless operating range up to 10m Optical mouse, trackball and presenter Lower power consumption with indicator Mini USB receiver, storable inside the mouse Image processing speed: 500 to 6,400fps Dimensions: 125.5 x 59 x 39mm Compatible with Windows 2000/ME/XP and Vista

Patent number: ZL 2006 3 0153840.8 Function: page up/down, trackball mouse Dimensions: (L, W, and T)= (7.8, 4.2 and 3.8) USB Plug-and-play, no driver required Operating system: Microsoft Windows 98, SE, ME, 2000, XP, Mac OS, Linux, and Vista