Features: 2.4G wireless transmission, 10m transmission distance, stable and fast. Powerful optical engine provides accurate click, quick response and stable signal. 3 adjustable DPI(1000-1600-2400DPI), easy to switch, adapt to a wide range of material surfaces, accurate and reliable position, meet your daily office and gaming needs. Ergonomic design, the vertical type mouse fits the palm and fingers, reduces discomfort when using, bid farewell to the "mouse hand". Equipped with USB receiver, plug and play, convenient to use. The roller adopts bionic design, which is more beautiful for skid resistance and can reduce discomfort after long operation. Specification ZELOTES F-36A Button number6 buttons Tracking System: optical Frequency: 2402.85MHz-2480.85MHz Effective distance: 10m Working voltage/current: 3.7V4mA Button life: 5 million times Roller life: 1.2 million turn Product dimensions: 124*70*67mm Product weight: 1055g Resolution: 1000-1600-2400DPI Rate of return: 250Hz Supported SystemsWindows 2000/ME/XP64/Vista/Win7/Win8/Win10/Win11/Mac OS/ios/Android. Item size:12.4*7 .0 *6.7 cm /4.88 *2.76 *2.64 in Item weight: Approx 105g Package size:12.3* 8.0 *8.0 cm /4.84 * 3.15 *3.15 in Package weight:Approx175g Packing list: 1 * Mouse 1 * USB receiver 1 * USB cable 1 * User manua