Note: if you are from Span, France, UK, Netherlands, Italy or other Europe countries, please clike this link ot buy:https://www.aliexpress.com/item/32827246511.html
1.Unfortunately we are not allowed to ship the batteries with your order due to safety reasons,thank you for your understanding.
It suit Windows XP Windows Vista and Windows 7.window 8,WINDOW 10,MAC USB interface. Red laser pen: in most background can be easily seen. Use distance for as long as 15 meters: can make in the room free walk around and interact with the audience. Battery power indicator: can make you understand the power balance situation, On/off switch can extend battery life. Intuition type slide control button: can make you survey presentation material. Button a touch vested. The design of the exterior of the smooth feel perfect achievement.