The wireless mouse is convenient and practical, with excellent texture, and can serve you for a long time without being easily . The craftsmanship can serve you well without breaking easily. This is a very practical wireless mouse. Features -Color: Black -Material: ABS -Size: 11.30X6.40X3.20cm/4.44X2.52X1.26in Working voltage: DC 3V Working current: 10mA Resolution: 1200DPI Roller lifespan: 1000000 times lifespan: 5000000 times Wireless frequency: 2402-2480MHz Battery: 2 x AAA (not included) - This wireless mouse is suitable for notebook, PC, laptop, computer and other device. - Cordless mouse, come with an USB receiver (stock within the back of the wireless mouse), will not take up much space. - Noiseless click, makes you focus on what you do without annoying others. - Comfortable surface offers your hand maximum support for lasting comfort. - Special design and it is in fine craftsmanship. It is the best replacement for your old, broken one. Package list: 1 x wireless mouse with receiver