eForcity Package Includes1 x USB 2.0 Optical Scroll Wheel Mouse USB 2.0 Optical Scroll Wheel MouseThis optical mouse will glide across your desk without having to use a mouse padIt can be used on almost any surface because it uses sensors to record the movement opticallyWith no mouse ball, there are no parts to get dirty, so cleaning is a snap.FeaturesPosting Device Host Interface: USBMovement Detection: OpticalSpeed: 28 inches / secondResolution: 800 DPIFrame Rate: 3000 frames / secondDimensions: 4.5 x 1.5 x 2.5 inch (L x H x W)Cable Length: 56 inch / 4.6 feetColor: Red / Black ⚠ WARNING: This product can expose you to chemicals including DEHP, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Product names are trademarks of the listed manufacturer or other owners, and are not trademarks of eForcity. The manufacturer does not necessarily endorse use of these products. Shipping and other Auction Terms Shipping A complete and correct shipping address is essential. We cannot guarantee the shipping address can be changed after checkout. Please refer to cfst.webvoo.com/taxNotice.htm for more details regarding Sales/Use Tax Notice for buyers including, but not limit to, Oklahoma and South Dakota. Combined shipping is not guaranteed. We are unable to change any content of your order based on the eBay checkout note or PayPal message. Customers with shipping addresses outside of the U.S. are responsible for all duties and import taxes. Please contact your customs for information. Payment We accept PayPal only. We will ship out the item after receiving cleared payment. Contact Us Your positive feedbacks are extremely valuable to us. If you have any concerns about your order, please contact us through eBay message or e-mail to resolve any issues before leaving a negative feedback or opening a dispute. We will reply within 2 business days (public holidays not included). Return Policy All items are in brand new condition unless specified.We offer 30-day money back guarantee. Returned item must be in brand-new, un-used, undamaged and re-sellable condition, including original packaging and complete accessories that came with the item (with all tags and labels attached). If the item is returned damaged, or has been opened or used, we may issue a partial refund in accordance to its condition and the issue. Returned item will be refused if it contains any scratches, dirt, or sign of usage. If item is damaged, defective or missing components upon arrival, please provide us photos of the damaged package or defective item, we will address your issue accordingly.