Compact wireless mouse with silent buttons; made with 83% recycled materials This mouse is greenWith a 4* Clevergreen rating, the TM-201 mouse is made of 83% recycled plastic. Easy-to-open, plastic-free, and minimalist packaging made from FSC®-certified materials, plus plug-and-play capability, enables you to start working immediately e" no setup necessary. A versatile, ambidextrous design is suitable for both left- and right-handed users, making the TM-201 ideal for (home) office use. Features Power saving: yes DPI adjustable: yes Silent click: no Gliding pads: UPE Software: no Sensor DPI: 800, 1600 Max. DPI: 1600 dpi Sensor technology: optical Control Grip type: claw Left-right handed use: right-handed Scroll wheel: yes Trackball: no Horizontal scrolling: no Controls: left, right, mid, dpi Number of buttons: 4 DPI button: yes On/off button: yes Programmable buttons: no Adjustable weights: no Suitable surface: non-reflective flat