Arion Rapoo 7800P 5G Wireless 1600 DPI Mouse With Laser Engine - Black<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Powerful long-range 5G wireless: Lean back and browse from the couch with a fast， reliable 5GHz wireless connection， keeping interference away from other bluetooth and Wi-Fi channels </span></li><li><span class="a-list-item"> Adjustable 800/1600 DPI high-definition tracking engine. Portable， Nano-receiver build-in design </span></li><li><span class="a-list-item"> Rapoo's latest energy saving technology and power switch， battery life up to 12 MONTHS. Operates with a single or double battery </span></li><li><span class="a-list-item"> 4D Scroll wheel make scroll up/down， scroll side to side and as a button too </span></li><li><span class="a-list-item"> Advanced programmable buttons set a hotkey for "progress" keys and macros </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41yVI4qIPtL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/419t%2BTIjC2L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41kjtk1z6cL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41A8nUiIp1L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Ib%2BXE4msL.jpg" noproxy>