This is a 2.4G wireless vertical mouse, ergonomically designed to relieve and prevent carpal tunnel syndrome. Frosted feel, comfortable grip, 10 meters free control, suitable for office games.

Features:
1:2.4GHz Wireless Connectivity (USB receiver)
2: 1 x AA 1.5V Battery (Battery not included)

3:Ergonomic designed to remit and prevent carpal tunnel syndrome.
4:Optical laser technology for precise control
5:Easy to use, comfortable to hold, prevent mouse hand.
6:L/R mouse buttons, 2 thumb buttons, and a clickable scroll wheel , 1 dpi buttons(dpi +/dpi -).
Specifications:
1:Item type : Ergonomic Optical Mouse
2:Resolution : 800dpi ;1600dpi ;2400dpi.
3:Button : 6 buttons
4:Maximum operating range: 10m
5:Color : Black/Grey
6:Material : ABS
7:Button life : 5 million times
8:Power supply : 1 x AA 1.5V battery (batteries not included)

9:Voltage/Current: 1.5V/8mA

10:Item size :1 0.5*7.7*6.2cm
11:Item weight: 80g (Including USB receiver weight)
12:Package size :12.2*8.5*8.6cm
13:Package weight :113.5g( Including the weight of the packaging box )

Package includes:
1 xWireless Mouse
1 x USB Receiver
1 x English User Manual

System Requirements :

Windows 98/Me/2000/XP/Vista/Win7/Win8/win10/Win11 or Mac latest.

Three-level power saving mode:
1: Three seconds into the first sleep light flashing continuously
2: 1 minute or so to enter the secondary sleep, intermittent flashing lights
3: 8 minutes or so, go to level 3 sleep, the light goes out

How to use:
1: First open the back cover of the mouse, take out the USB receiver, and insert it into the USB port of the computer.
2: Then install the AA battery, turn on the power switch, and it can be used.
3: Note: This mouse needs 1*AA battery. (AA batteries not included)