100% brand new and high quality Material: ABS Comfortable hand touch Move freely in 393.7""/10 meter's area Working distance: 393.7""/10 metres Need 2*AAA alkaline batteries to support(not included) Designed for notebook/pc users Compatible with Windows me/2000/XP/Vista/windows7 Operating system Color: Blue,Black,Grey,White,Red, Silver (you can choose which you like) Quantity: 1pc Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!