Sell Logitech M570 / M575 Wireless Trackball Mouse Drawing Mouse Support Office Test with USB Receiver 1000dpi For Desktop/ Laptop PC best price

【Follow Simson to get a PHP 30 coupon】 【Logitech & Simson】Simson is the direct partner of Logitech. Product Description： 【TRACKBALL COMFORT】 Sculpted shape supports your hand and stays in one place—move the cursor without moving your arm. 【CONVENIENT CONTROLS】 Easy to reach Back/Forward buttons makes moving quickly between documents or browsing your favorite Web sites a breeze. 【LONG BATTERY LIFE】 With up to 18 months of use from a single AA battery, you might just forget your trackball uses batteries at all. 【EASY TO CLEAN】 Should you need to clean your trackball, removing the ball is a snap. 【PLUG'N'PLAY CONNECTION】 Nano sized Logitech wireless unifying receiver stays in your computer— plug it in, forget it, even add compatible wireless devices without multiple USB receivers.Wireless operating distance: Approx 10m. 【Product parameter】 Model: M570 Interface Type: USB Style: Trackballs Hand Orientation: Right Power Type: Battery Number of Rollers: 1 Gross Weight: 142 g Type: 2.4Ghz Wireless Number of Buttons: 5 Operation Mode: Laser DPI: ≤800 【System requirement】 Windows-based PC: Windows XP, Windows Vista or Windows 7 USB port Internet connection for software download Mac computer: Mac OS X 10.5 or later USB port Internet connection for software download 【Package Contents】 1* Trackball 1* Logitech® Unifying receiver 1* AA battery 1* User documentation 【After sales policy】 We will provide a free replacement or repair service in the following cases: 1. We make logistics mistakes 2. Send the wrong product 3. Products have quality problems, the specific warranty period will vary according to different products 4. You receive a fake one