Brief apecification 420-800DPI PS2USBPS2+USB port Assorted color Ergonomic design Product size:7.7*3.6*2CM Carton size:38.5*35.5*25.5CM Qty/Carton:100PCS Net weight:6.5KG Gross weight:6.8KG For more models please visit our website:www.gap-gifts.com Gap international Provides the best quality products , timely Delivery , best service with competitive prices,thanks!