Description:100% new quality.Made of qualified materials, high quality, safe and harmless.High quality, low price and high cost performance.Easy to use, practical and durable.It is the first choice for working, learning, and gaming mice.Product: ergonomic vertical wireless mouseStyle:batteryColor: blackSize: 12.3cm*6.2cm*7.5cmSpecifications:With the advancement of the times and the development of science and technology, people's work and daily life are increasingly inseparable from computers.It takes a lot of time to operate the computer every day, so the computer-related diseases follow.One of them is carpal tunnel syndrome, which is also called "mouse hand" because of the long-term use of the mouse, resulting in excessive wrist pressure, numbness of the fingers caused by nerve compression, pain, and even neck pain and migraine. Seriously even need amputation.This vertical wireless mouse is a good way to prevent carpal tunnel syndrome.It is ergonomically designed to reduce the pressure on the wrist and allows the user to not feel tired after a long mouse operation.At the same time, it looks like a shark fin, looks very cool, very suitable for young people who are looking for fashion.It comes in one style that is a battery model, which can be powered by two AAA batteriesnot include.If you need to use your computer for a long time because of work, study, games, etc., then buy this vertical wireless mouse to protect your wrist Package Included:1* vertical wireless mouse1*USB receiver