Razer Lancehead 16,000 DPI Wireless Ambuyextrous Gaming Optical Mouse RZ01-02... Product Overview Features Extended battery life True 16, 000 DPI optical sensor Up to 50 million clicks Adaptive frequency technology 9 programmable buttons Details Product Dimensions: 5 x 2.8 x 4.6 inches Item Weight: 10.4 ounces Shipping Weight: 10.4 ounces Manufacturer: Razer Inc. Quality Products Have peace of mind knowing that your order will arrive original factory sealed packaging. That means that you'll have the full force of the manufacturer's warranty to protect your purchase. Fast and Free Shipping You're already purchasing the item. Why pay additional for shipping, especially slow shipping? We get your order shipped out and delivered to your doorstep as quickly as possible. Commitment We are committed to making sure that you leave this transaction satisfied. That means having access to real people that get your questions and concerns answered quickly. Give us a shot and we will make sure that you will look to us again!