This product is ZELOTES designed for DLAND customization. All product packages have DLAND logo lable. Only label with DLAND LOGO, the mouse can obtain a 12-month limited warranty.  ZELOTES 7200 DPI Game Mouse- Comfortable, mobile ,stability and competitive price.  Overview:  This is a new 7200 DPI 7 Button USB Wired Gaming Mouse, with multifunction, such as, high quality wire material: the red and black braided wire sync equipped the strong defense magnet ring which can strong anti-interference, Ultra-strong and durable, Gaming adjustment, Comfortable palm feeling, Relieve tired, etc. Plug and Play.  Features:  1.Intelligent connectivity, no need to code, plug & play  2.Buttons: 7 buttons with scroll wheel  3.Tracking systems: Optical  4.The Max DPI:7200DPI  5.Ultra-precise Scroll Wheel  6.Optical technology works on most surfaces  7.Ergonomically designed, long-term use without fatigue  8.Switch Life: 5 million cycle  9.Adjustable DPI Switch: 1000DPI / 1600DPI / 2400DPI / 3200DPI /7200DPI  Specifications:  1.Size: 130(L) x 105(W) x 45(H) mm  2.Package weight:5.5 oz  3.The length of the USB cable: 1.5m  Explanation For The Button  1.DPI button to change LED colors  Press the "DPI" button to change the color. Then the LED flashes rapidly 7 times and then remains constant color. (Was not only a specific color)  2.Fire button (on the top left)  This key is the same as double clicking the left button. (Two clicks for left button)