RAPOO VT9PRO Wired/Wireless Gaming Mouse -White 68g lightweight design, suitable for 122 and 131 fingertip grip styles 1+9 customizable buttons, including a DIY independent button, for versatile settings Rapoo V+WIRELESS wireless gaming technology, 1ms response time, 10m+ transmission range, and 3 anti-interference modes Rapoo C+click separate key pre-calibrated technology for a consistent key feel Supports wireless 4KHz polling rate, 0.25ms response time (4K receiver sold separately) Bottom magnetic receiver compartment Wireless charging puck expansion compartment Product dimension: 124.9*67.1*40.2mm Product weight: 68g Connection ModesWired/Wireless Mode DPI 50-26000 Tracking Speed 650IPS Acceleration 50G Programmable button10