SANWA Wired Left Handed Mouse, Lefty Ergonomic Vertical Mouse for Small Medium Hands, 1000 3200 DPI Adjustable, 5 Buttons, Wrist Strain Relief, Compatible with Win, Mac, Laptop, Office, Home, Black

Ergonomic Left-Hand Design - Vertical orientation and contoured shape created for left-handed users. Keeps your wrist in a natural “handshake” position to reduce strain and support healthier posture. Rounded body fits comfortably in the palm. 4-DPI & Precise Tracking - Easily switch between 1000 / 1600 / 2400 / 3200 DPI levels for smoother control whether working, browsing, gaming. Blue LED tracking ensures reliable performance across a variety of surfaces. Convenient Web Browsing - Equipped with dedicated Back and Forward buttons near the thumb for quick navigation when online. Note: For Mac series, Forward / Backward buttons will not work Wide System Compatibility - Works with most systems: Windows 11 / 10 / 8.1 / 8 / 7, XP, Vista and Mac OS 10.12～10.14, Mac OS X 10.3～10.11, Chrome OS. Suitable for use with notebooks, laptops, PCs and desktop computers. Not fully compatible with Apple products. Plug & Play, No Battery – Simple USB connection, no driver required. Powered directly via USB, eliminating the need for batteries—convenient for everyday use.