
It includes colorless optical glass (generally referred to as optical glass), colored optical glass, radiation-resistant optical glass, radiation protection glass, optical quartz glass, etc. It is the glass material for making the lens, prisms, reflecting mirrors, and windows for optical instruments or mechanical systems, including colorless optical glass (usually called as optical glass for short), colored optical glass, radiation-resistant optical glass, radiation-proof glass and optical quartz glass, etc. The mouse features an off switch, allowing battery life to be extended when the mouse is not in use. It is also small enough to be easily moved around. The design is ergonomic, allowing it to fit pleasantly in the hand. The Bluetrack technology allows the mouse to be used on a very wide variety of surfaces, useful where a normal optical mouse just doesn’t make the cut. Unlike many other mice available, this Microsoft wireless mouse is available in five colours: teal blue, berry pink, lime green, white, and graphite. A red LED light on the top of the mouse will let you know when the battery is starting to run low on you. The battery life of the mouse is good for ten months on a single double A battery. The transceiver is hidden on the bottom of the mouse, which also conceals the power button and the batteries. The Microsoft wireless mouse comes equipped with plug and play capability, allowing it to be used almost as soon as it is plugged in to the computer. Etekcity’s Scroll X1 (M555) Gaming Mouse is currently being offered for only 11.98 with coupon code: 5OFFM555, this weekend only, originally priced at 25.The ergonomic design allows for hours of conquering worlds in comfort.The attractive styling with comfortable right-handed design and the high-resolution optical sensor provides consistent, accurate performance.

Etekcity Scroll S200 High Precision 1600 DPI Wired USB Optical Gaming Mouse with Side Control, Ergonomic and Symmetrical Design Aspects
