Material: Plastic

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Features:
1000 DPI Resolution Optical Tracking Technology provides more sensitivity than standard optical mice for smooth and precise tracking on a wide range of surfaces.
Scientific ergonomic design encourages healthy neutral "handshake" wrist and arm positions for smoother movement and less overall strain.
This product with a USB cable , no ordinary copper clad steel wire glue Oh , and use the USB cable is 1.6 meters long and 3.0 soft striped wire, do not use stiff uncomfortable.
Added next/previous buttons provide convenience when webpage brownsing, best choice for internet surfers, gamers and people who work with computer.
This product use ergonomic design to keep a right posture when use computer so that the carpal tunnel syndrome will no happen. Take one for your kid, take one for yourself!
Specifications:
Dimensions:102(W) X 85(D) X 72mm(H)
Interface Type:USB
DPI:1000
Application:Desktop,Laptop
Tracking Method:Optical
Type:wired
Style:3D
Hand Orientation:right
Number of Rollers:1
Number of Buttons:5
System requirements Operation System: Windows 98/Me/2000/XP/Vista/7Mac OS X+Linux

Delux M618
Wired Laser Mouse Human Engineering Mouse Delux Wired M618 ergonomics vertical mouse for PC laptop computer Wholesale

Features:
100% brand new and high quality!
Naturally Comfortable
The vertical alignment encourages a more ergonomic operating position.
Easy-glide symmetrical base
Precision performance laser for accurate tracking
Precision scroll wheel
Plug & play

Specifications:
Work: Laser
Connection: Wired
Key number : 6
Wheel direction: bi-directional wheel
Ergonomics: the right hand design
Color: Black
Mouse line length : 1.5m
Supply mode: USB power supply
System Support: Window 7/8, Window Vista, Window XP
Other features: vertical mouse
Size: 135mm * 95mm *87mm

Package Includes:
1 x Wired Laser Mouse