I'm selling this mouse because I've used it for one day and it doesn't suit me. Please purchase only if you understand that it is a used item. *Batteries are not included. 5-button wireless trackball mouse, white and red design. - Brand: Digio2 - Model Name: MUS-TRLF224 - Type: Trackball - Number of Buttons: 5 buttons - Wireless Connectivity: Wireless - Instruction Manual: Included - Color: White - Ball Color: Red Nakabayashi Thank you for viewing.