The LOGICOOL PEBBLE M350, a silent design slim mouse with Bluetooth connectivity. Functionality has been confirmed on a mouse check website. - Model: LOGICOOL PEBBLE M350 - Color: Blue - Connectivity: Bluetooth Low Energy - Supported OS: Windows 10, macOS 10.15, Chrome OS, Linux Kernel 2.6 - Features: Silent design - Brand: LOGICOOL Connection type... Wireless There are no noticeable scratches or stains, but there are some minor scratches from use. Please judge the condition based on the images, as there may be points that are not fully explained. If you are unsure, please refrain from purchasing.