Features:    
·        Best    for    promotion    gift.    
·        Specified    shape    floater    made    as    custom    request.  
           Mouse button/base/wheel color can be as customer's request.  
·        Various    kinds    of    color    liquid    selection.    
·        Ergonomic    design    for    comfortable    handle.    
·        Plug    and    play,    compatible    with    Win98/ME/2000/XP/NT.
Specification:
    Buttons      3    buttons    with    scrolling    wheel
    Connector      PS/2,USB,U+P
    Performance      optical    sensor
    Resolution:    800dpi
    Working    voltage:      5V
    Working    current:      50-60mA
    Stand-by    Current:      17-30mA