1. 5-button design, receiver with charge function 2. Comfortable ,Cordless,as stable as a wired mouse 3. Adopt wireless USB 2.4GHZ technology ,Reach to 15 Meters operation distance 4. 62.5Kbps bidirectional wireless connectivity 5. Less than 4ms typical latency 6. Low battery current consumption: 10mA/hour 7. Interference avoidance technology for robust operation in close proximity of 2.4GHZ wireless technologies like Wi-Fi(R) and Bluetooth(R) 8. 2.4GHZ DSSS radio+wireless USB protocol,enabling co-location of hundreds of wireless 9. USB systems for office and classroom deployment 10. Signal strength/battery life indicator software utility 11. Precise optical navigation technology smooth and accurate surface navigation,Driverless 12. Dimension:116*56*34mm(L*W*H) 13. Co***tible with windows 98/2000/ME/XP/NT,Mac
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