Logitech G603 Hero LIGHTSPEED 12000DPI 2.4GHz Wireless Bluetooth Dual Mode Mouse (Black) 1. Optical sensor for unrivaled performance and power efficiency delivering 500 hours of non-stop gaming. 2. Advanced LIGHTSPEED wireless technology for super-fast 1 ms response time and faster than wired performance. 3. Connect to multiple devices using either LIGHTSPEED or Bluetooth and easily switch between the two with a push of a button. 4. Built for comfort with an ergonomically-designed, lightweight, contoured body. 5. 6 programmable buttons and on-board memory to store your favorite settings. Works with PC, Mac, tablets with Android and iOS 6. Parameters: Sensor: HERO Resolution: 200-12,000 dpi Acceleration: Test results exceed 40G3 max Speed: Test results exceed 400 IPS3 max USB data format: 16 bitsaxis USB report rate: 1000 Hzms USB reporting rate in LO mode: 125 Hz (8 ms) Bluetooth report rate: 88-133 Hz (7.5-11.25 ms) Microprocessor: 32-bit ARM Home button withstands 20 million clicks with high-precision mechanical button tension Moving distance life: more than 250 km3 Battery Life: HI mode: 500 hours (non-stop gaming) LO Mode: Greater than 18 months (standard usage) Physical Specifications Power supply mode: AA battery (not included)