Sold By — Appario Retail Private Ltd Appario Retail Private Ltd Shopper's Cloud™ Appario Business Connectivity Tech wireless Wireless USB Bluetooth Wireless,USB Hand Orientation Ambidextrous Ambidextrous Ambidextrous Ambidextrous Ambidextrous Power Source Battery Powered — Battery Powered,Corded Electric — Battery Powered,Corded Electric Tracking Method Optical Optical Laser Optical Optical Button Quantity 6 3 3 — 3 Hardware Platform tvs — PC Laptop, Personal Computer laptop Battery Quantity 2 aa 1 a, 1 aa 2 aaa, 2 aa