GiftU corporate gift expert, provides customised USB drive business gift set, guaranteed imported chips, small order welcome, 10 days production 

- Elegant and ergonomic Design
- USB2.0 operation 
- Nano receiver hidden in the wireless mouse button
- Built-in automatic power saving system
- Scroll easily in any direction, Scroll up and down line by line                 
- With forward, Backward function 
- Compatible with OS: Windows XP (SP2) / Vista / NT / ME / 2000 (SP4) / Windows 7 or above
- Rated current: 15mA
- Working distance: 10m            
- Smart connect without any code                        
- Resolution: 1000DPI                                
- Power supply : 2pcs AAA Battery          Voltage: 3.0v           
- Power saving mode: Automatic power off technology 
- Works on most surfaces without any barrier