Features: Adopt 7200DPI optical sensor to meet the needs of working and gaming in multiple environments. The mouse enables adaptive frequency hopping technology when connecting via 2.4GHz mode. It has game-level wireless performance, which can continuously search and connect high-quality signal to ensure stable and reliable data transmission and avoid interference. Ergonomic design, adopt game-level tactile scroll wheel, combined with large area rubber anti-slip side surface, suitable for left and right hand. Built-in low power consumption BT, use two AA batteries, the mouse lasts for about 350 hours in BT mode, long endurance time. Through the Razer Synapse 3 intelligent configuration software, you can customize the sensitivity level and quickly adjust the DPI value to suit yourself on the mouse. Specification: Brand: Razer Model: Atheris Color: Black Connection mode: BT, 2.4GHz Sensor: Optical sensor, 7200DPI, 220IPS Acceleration: 30G Polling rate: 1000Hz Power supply mode: 2*AA batteries(not included) Item size: 9.97 * 6.28 * 3.41cm /3.93 * 2.47 * 1.34in Item weight: Approx. 66g /2.33oz Packing list: 1 * Mouse