... million button life 5. Support small order Retractable 80cm cable LED light drivers usb 3d computer mice 1. Specifications:Style ... pantone colorLogo:Silk screen imprint, water sticker imprintSample:USD$4/pc, refundable, 7 days sample timeCertification:FCC, CE, RoHS ... Windows 98/2000/XP/Vista/Windows 7/NT/ME.2) Cable length: 80cm, retractable.3) Optical orientation technology is adopted ...