A4Tech X89 black optical 2400dpi USB 8but

Design: For right hand
Description: Connection interface: USB Type A, design: right-handed, operating principle: optical LED, number of keys: 8, optical sensor resolution: 2400 dpi, cable length: 1.80 m, features: backlight
Width: 70
Height: 40
Peculiarities: Backlight
Additional Information: 1000/1200/1600/2000/2400 dpi; metal legs, button resource 10 million clicks, 160 KB of internal memory
Type: Mice
Connection type: Wired
Length: 124 mm
Principle of operation: Optical LED
Wire length: 1.8 m
Connection interface: USB Type A
Number of keys: 8
Built-in Options: Scroll wheel
Polling frequency: 1000 Hz
Optical sensor resolution: 2400 dpi
Multiplicity of free fall acceleration: 10 g
Sensor Model: Pixart 3212
Travel speed: 30 ips