PowerPointer Presentation Remote/Laser Pointer is perfect for online meetings and presentations. Use the virtual laser pointer, marker pen and black/white screen modes without installing any software. They are already built into Microsoft PowerPoint. Virtual laser pointer and pen can be seen on multiple PowerPoint presentation screens simultaneously. Intuitive controls include a larger concave forward button and smaller convex back button positioned next to each other like on a keyboard. That means the buttons are easy to find simply by touch, even in a dark auditorium. With USB 3.0/2.0 plug-and-play simplicity, wireless receiver fits any USB 3.0/2.0 port and provides up to 49' (15 meter) of operating range. For optimal wireless range, plug receiver directly into host presentation device (laptop, desktop PC). Presentation tool is rechargeable via the included Micro USB cable. LED power level indicators alert you when it's time to recharge.