According to people's habitual behavior, vertical mouse can effectively prevent carpal tunnel syndrome, relieve fatigue and reduce burden on the arm and shoulder pain, which makes work more relaxing. It is favorite to enjoy the fast data transmission by 2.4G wireless technology. Plug and play, includes a storable receiver, the wireless tiny receiver can be inserted into the slot at the bottom of the mouse, allowing ease of storage when not used. Compatible System Compatible with Windows 10, Windows 8, Windows 7, Windows XP, Vista, ME, 2000, Mac OS and other OS. Note: 1. Please make sure that no other mouse is connected to your device before using this product. 2. Please replace a high-quality mouse pad if the cursor is floating. 3. Do not disassemble it by your own without professional skills. 4. Do not put it in the fire, or in high temperature or high heat environment in order to prevent damage and explosion. Specifications: Size:122*62*75 mm Weight:140 g Engine: Optical Resolution: 800-1200-1600DPI System supported: Windows series/Mac/Linux Power supply: Built-in 3.7 V lithium battery Package Included: 1 x Rechargeable Wireless Vertical Mouse 1 x USB Receiver (The usb receiver for the mouse is in a small transparent bag inside the box, thanks! !) 1 x USB Charging Cable 1 x 12 months warranty and friendly customer service. See more

✓ GREAT CUSTOMER SERVICE -- Rest assured that all ourergonomic vertical mouse have unconditional 12-month product warranty ( Replace or Refund ) as well as lifetime easy-to-reach technical support. ✓ WIDELY COMPATIBLE -- 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 !. ✓ HIGH-CAPACITY RECHARGEABLE BATTERY -- 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, Just Plug and Play! (The usb receiver for the mouse is in a small transparent bag inside the box, thanks! !). ✓ MULTIFUNCTION AND CONVENIENT -- Advanced "Page Back" and "Page Forward" functionality buttons provide convenience when web page browsing. 800 /1200/1600 DPI Levels -- Easily adjusts the sensitivity of the mouse. ✓ ERGONOMIC, SLEEK AND RECHARGEABLE DESIGN -- Scientific ergonomic design encourages healthy neutral "handshake" wrist and arm positions for smoother movement and less overall strain.