Model NumberKANATA VX9 Size122*67*40mm ConnectivityWired ChipsetA603EP DPI400-3600 Speed/Acceleration30 IPs/8 G SwitchHuano 5 million Encoder300000 Scrool Weight77g Lighting7 Lighting Effect Box size: 85*142*43mm N.W: 83g G.W: 147g Carton size:47*30.5*27.5cm N.W:8.8kg G.W: 9.4kg Qty/ctn: 60pcs 3600 DPI optical sensor with on-the-fly DPI switching (400-3600) and 30 IPS/8G acceleration for smooth tracking. 77g lightweight body (122x67x40mm) with textured grips and Teflon mouse feet for effortless gliding.