I've opened this and used it for about 2-3 minutes, but I didn't like the feel, so I'd like to pass it on to someone who can use it. (Please note that I tore the box when I opened it.) 90% silent USB wireless mouse, M221 model, up to 18 months of battery life. - Brand: logi - Model: M221 - Color: Pink - Features: 90% silent - Connectivity: USB Wireless - Battery Life: Up to 18 months - Number of Buttons: 3 Thank you for looking.