Specifications:
High Quality, Ergonomically designed, comfort grip
The two buttons and a scroll wheel before and after the LED lights
2.4GHz Free moving in 10-12 meters
Interface: USB 2.0 Rolling line by line up and down; rolling column by column from left to right Low-voltage alarming function
Plug and play mode, no need driver
Receiver storage space and carrying easily
Battery: 2 x AAA battery (not included)
Size:11.2x5.5x4CM
Weight:65g