I purchased this from Amazon about six months ago and used it for about half a month, but it didn't fit my small hands. Please check the manufacturer's website for detailed specifications. The rubber grip tends to attract dust. There is no case. Please be aware of this. Includes the mouse itself, a charging cable, and a Bluetooth receiver. No instruction manual. 【High-Performance Design】 The MX MASTER 3S features an ergonomic design for comfortable use even over long periods. It fits the hand and improves operability. 【Multi-Function Buttons】 Equipped with multiple customizable buttons, significantly improving work efficiency. In particular, the thumb button can be set to convenient shortcuts. - Brand: logicool - Model Name: MX MASTER 3S - Included Items: USB-C charging cable, receiver