VIBOTON MVP07 2.4G Wireless Laser Pointer Presenter for PPT Speech Meeting Teaching PresentationFeatures: 2.4G high-speed transmission, precise positioningThe bottom of the fuselage uses a three-dimensional line designMini design: beautiful appearance, easy to carry. Simple, comfortable and practicalFunction: indication and up and down page and full screen black screen and mouse function and label / delete and volume and-System support: Windows98/2000/XP/VISTA/WIN7/Linux/Mac OSBattery: 1 x AAA batteryRemote control distance: 15mSize: 11.9 x 3.9 x 2.6cmColor: BlackMaterial: ABS Package Included: 1 x VIBOTON MVP07 Pointer1 x Receiver1 x Instruction Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.