G603 Wireless

Key Features & Highlights Wireless connectivity via Logitech’s LIGHTSPEED 2.4 GHz radio + also supports Bluetooth low energy for multi-device use. Sensor: HERO optical sensor, up to 12,000 DPI, with claimed no smoothing/filtering/acceleration. Battery powered via replaceable AA-batteries (1 or 2 AA), allowing very long usage. In “Performance” mode (HI) you can get up to ~500 hours on two AA batteries. In “Endurance” mode (LO) up to ~18 months. Dual wireless modes: HI/LO switch underneath for performance vs battery saving; also a button to toggle between connected devices. Programmable buttons & good customization: It has six (or seven) total buttons (including one DPI cycle) configurable via Logitech software. Decent build and tracking: Max tracking speed >400 IPS, acceleration >40 G.