Feature: High performance optical engine, precise positioning. 7 buttons, including scroll wheel, left button, right button, advance, retreat, DPI switcher, fire key. Adjustable 1200 / 1600 / 2400 / 3200/ 5500 DPI. Ergonomical design, comfortable touch, long-term use without fatigue. Intelligent connectivity, plug and play. Long switch life up to 10 million. Total 7 bright colors showing in turns, giving you a colorful visual effect. Suitable for high-end players, gaming professional players. Support for Windows 7/8/2000/XP/Vista/Mac OS. Specifications: Color: Black Material: ABS Tracking system: Optical Voltage Rating / Electric Current: DC 5V / 100mA Connection: Wired Cable Length: Approx. 150cm Port: USB 2.0 DPI: 1000/1600/2400/3200/5500DPI Switch Life: 10 million cycle Buttons: left, right, scroll wheel, DPI, fire key, advance, retreat Backlight Effect: colorful Support System: Windows 7/8/2000/XP/Vista Mac OS or latest Item Size: 12.7 * 8.5 * 3.7cm / 5 * 3.34 * 1.46in (L * W * H) Item Weight: 137g / 4.84oz Package List: 1 * Optical Wired Gaming Mouse PAYMENT - We accept Paypal ONLY. SHIPPING Thanks for your bid * We will arrange shipping for you within 24 Hours after payment cleared except the holidays. * We always send the item to the address you give us on PAYPAL to ensure the security of the item. If you have changed your address, or want us to ship to another address, please change to the new address when you pay us with PAYPAL, otherwise we will not be responsible if the package is lost. Terms of SaleInternational Buyers Please Note: * Import duties, taxes and charges are not included in the itemprice or shipping charges. These charges are the buyer responsibility. ABOUT USOur working time: * Hong Kong time : Monday to Saturday 8:30 am to 5:30 pm.