WIRELESS COMPUTER MOUSE Power 2 * AAA batteries (NOT included) Switching life I5 million cycles High resolution 1600DPI Key 3 keys with scroll wheel Wireless carrier frequency 2402 MHz - 2480 MHz Maximum acceleration 14 inches per second Wireless 2.4 GHz wireless transmission Working distance Up to 10 meters Compatible system For Windows XP/Vista/Windows Approximate weight 59g Size about 10 * 5.5 * 3.5 cm/3.9 * 2.2 * 1.4 inches Intelligent Hibernation Design Intelligent hibernation design, no action 10 seconds the Wireless Mouse into shallow hibernation state, more power saving, the mouse bottom switch can be turned off, greatly extending battery life, low power consumption. High Precision Optical Mouse The positioning accuracy of Optical Mouse of up to 1600 DPI for everyday office needs and gaming entertainment. High-precision infrared engine is more accurate than ordinary mouse positioning, and more than 3 times less power. Compact Size Computer wireless mouse is light weight and compact, easy to carry and store, ideal for office, travel, home use, simple and comfortable shape, also a good decoration. Ergonomic Design Ergonomic mouse design, large surface area with light oil treatment, comfortable hand feeling, suitable for long time use, multi-color selection. 2.4G Wireless Connection Zero latency ten-second wireless connection, extremely sensitive receiver, stable signal, interference resistant transmission without delay. Anti-slip Rollers The rollers are designed with soft rubber, non-slip and anti-sweat, feel great, high, help you in a limit time more easily, more fluid to complete more things. Wide Compatibility This Computer Mouse is compatible for Windows XP/Vista/Windows 7/ME/2000/Mac OS or higher. Wide Application Gaming | So Easy Working | So Easy Entertainment | So Easy Note: 1. Please note that this mouse requires 2 * AAA batteries, which are NOT included in the scope of delivery. 2. Please allow slight errors due to manual measurement. Thank you for your understanding