Sensor Technology:Optical Sensor Resolution:1000-1200-1600 dpi Battery Life:Up to 3 Months Battery Type:1*AA Buttons:4 Wireless Distance:Max.10 Meters Wireless System:2.4GHz Connection Type:Wireless (USB Receiver) What's in the box 1. GO W606 Mouse 2. Manual Book 3.1*AA Battery 4.USB Receiver Box size:7*4.3*10.8cm N.W: 54g G.W: 92g Carton size:42*37.5*24cm N.W: 9.5kg G.W: 10.1kg Qty/ctn:100pcs Asymmetrical design with thumb contour reduces wrist strain during prolonged use Features textured side grips for secure control 1×AA battery (included) delivers up to 3 months runtime. Plug-and-play 2.4GHz receiver stores inside the mouse when not in use 10m wireless range for flexible desk setups. Adjustable 1600 DPI (3 presets: 1000/1200/1600) with stable optical sensor for smooth cursor control