● Brand: Delux
● Model: M331BU
● Interface: USB2.0
● Optical sensor
● 3 buttons
● DPI:1000
● Connection Type: USB2.0
● Optical Sensor Resolution: DPI: 1000
● Cable Length: USB cable
● Others: Optical sensor
● Button: 3
● Color: Black
● Dimension(LxWxH): 115 x 63.4 x 37.8mm
● Weight: 82g (cable included)
● Warranty: 1 year