HaetFire Ergonomic Wireless Mouse, Rechargeable 2.4GHz Wireless Vertical Mouse with USB Receiver, Optical Mice 800/1600 /2400 DPI 6 Buttons Compatible with Laptop, Desktop, PC, MacBook - Black

This is a new generation of vertical mouse, comfortable grip, suitable for office, games, etc., rechargeable mouse, no need to replace the battery, support ergonomic design, help you get rid of tireness after long use of the wireless mouse. Care more about your health. Avoid carpal tunnel syndrome. Features: 2.4GHz Wireless Connectivity (USB receiver & rechargeable mouse usb cable included) Built in rechargeable battery(600MA) Ergonomic designed to remit and prevent carpal tunnel syndrome. Optical laser technology for precise control L/R mouse buttons, 2 thumb buttons, and a clickable scroll wheel , dpi button. You pick the hand position that best suits you. Plug and play, compatible with Mac. Specifications:  1.Material: ABS 2.Color: Black+Red 3.Item type: Ergonomic Optical Mouse 4.Resolution: 800dpi;1600dpi;2400dpi. 5.Button: 4 buttons and 1 wheel (middle  button)and dpi(adjusrable) 6.Maximum operating range: 10m 7.Charging cable Length: 70 cm 8.SystemRequirements:Windows 98/Me/2000/XP/Vista/Win 7/Win8/win10 or latest. 9.Item size:4.9*2.5*2.9 in 10.Item weight:92g 11.Package size:6.1*3.3*3.3 in 12.Package weight:157g What to do if the mouse has no response? 1.Please charge the mouse with USB cable. 2.Please try to replace the receiver with an USB interface. 3.Make sure the power switch on the bottom of the mouse is "on"or at undefined position. 4.Try to restart the computer. 5.Press the left?middle?right key when the power is on, and put the receiver into the computer, waiting for 5 seconds, and then you could rematch code successfully. Package includes: 1 x HaetFire Rechargeable Wireless Mouse 1 x USB Receiver 1 x USB Charging Cable 1 x English User Manual