Products from the USA may come with an input voltage of 110V–120V, requiring a step-down transformer. Check the device wattage to select the correct power converter.
•Notes before Purchasing: The wireless ergonomic mouse measures 5.0 x 3.0 x 2.5 inches, designed for Medium-sized hands people. Tips: The wireless vertical mouse is not suitable for small hands
•Ergonomic Mouse Wireless: Scientific ergonomic design encourages healthy neutral "handshake" wrist and arm positions for smoother movement and less overall strain
•Rechargeable Battery: Built-in durable rechargeable battery. Easily recharged through the included Type-C charging cable, you no longer need to buy batteries, very convenient!! This wireless ergonomic mouse will auto-sleep after 20 minutes of inactivity for power saving. Click any button and wait for 3 seconds to wake it up
•Easy to Use and Multifunction: One nano USB receiver at the bottom of the vertical wireless mouse, Just Plug and Play! Advanced "Page Back" and "Page Forward" functionality buttons provide convenience when web page browsing. This carpal tunnel mouse with 800 /1200/1600 DPI Levels -- Easily adjusts the sensitivity of the optical vertical mouse
•Widely Compatible: The wireless ergonomic mouse is Widely compatible with Windows 2000 / XP / Vista / 7 / 8 / 10 / Linux
