?Hassle-Free Customer Service?If you do not like our product or service, please feel free to contact us. Each TECKNET product provides 36 months warranty (registered only). ?Universal Compatibility?The optical mouse works perfectly for Chromebook, Windows11/10/8/7/2003/2000/XP, Mac OS X10.4 or later, Linux, Android, etc. Fits for Chromebook, MacBook, Laptop, desktop, PC, etc. (NOTE: Only connects to devices with USB A port). ?Easy to Use Laptop Mouse? TECKNET travel mouse comes with a nano receiver (stored IN the mouse). 2.4GHz wireless technology ensures reliable connectivity up to 49ft. 3 adjustable DPI levels (1600/1200/800) to meet your different needs. Only need 1xAA battery (NOT included) to support up to 15 months battery life. ?Soft Click Quiet Mouse? Responsive buttons and scroll wheel provide very soft click with less noise, no more disturbing others and bring you comfortable using experience. ?Portable Small Mouse? Only 3.94*2.28*1.52 inches, the usb mouse is designed for small to medium sized hands to achieve optimal fit and comfort. Portable design makes it easy to store in a bag for traveling. ?Special Pink Mouse?This is an ideal choice if you need a colorful and cute mouse. Special pink color and compact size makes it the best mouse for kids and people with small hands.