Sandberg 630-10. Device interface: USB, Purpose: PC/server. Movement resolution: 1600 DPI, Movement detection technology: Optical, Scroll type: Wheel. Frequency band: 2.4 GHz, Wireless range: 10 m. Wireless receiver interface: USB. Power source type: Battery, Battery type: AAA, Mouse battery type: AAA This is an auto-generated long summary based on the first three features of the first five feature groups.