Left-Handed Mouse, Rechargeable 2.4G Wireless Ergonomic Vertical Mice with USB Receiver, 6 Buttons and 3 Adjustable DPI 800/1200/1600 for Laptop Computer PC Desktop (Left Hand)

Design for left-handed.[NOTE: The USB receiver at the bottom of mouse.]If the cursor doesn't work, try this method: Use on mouse pad.Convert different resolution.Check if the red light at the bottom is on. If it is on, the lens of the base plate may have been dropped and displaced. Try to push the lens forward or back on the bottom with a toothpick.If it fails, please email us. Advanced "Page Back" and "Page Forward" functionality buttons provide convenience when web page browsing. Convenient for browsing the page. Built-in rechargeable battery. You no longer need to buy batteries, very convenient !! EASY TO USE -- One nano USB receiver at the bottom of mouse. 2.4 GHz wireless technology which provides a powerful, reliable connection up to 10m. PLUG & PLAY, without installing any additional software. Enjoy the fast data transmission at the convenience of the wireless technology! Widely compatible with Windows 2000 / XP / Vista / 7 / 8 / 10 / Linux. Once you get used to the ergonomic mouse, you will love it so much!