100FT WIRELESS REMOTE & 656FT RED LIGHT RANGE：Presentation clicker with easy slide up and down page flip, Black/Full screen, wireless presenter support system volume control. Clicker with bright red light which it's easy to see in most backgrounds (not clear to see in LCD or red background). Bright light pointer is up to 100ft wireless remote control distance and 656ft red light distance, which can be easily operated at a distance in classrooms and offices..WIRELESS PRESENTER HAS LOW POWER INDICATE: The clicker with RF 2.4GHz USB powerpoint clicker slide advancer with one-piece design, which make it is easy to carry and don't worry to loss. The clicker is compact shape and easy to store, USB receiver magnetic one-piece design, USB stays secured into place with a magnet system. Presentation clicker has low battery alert function: The indicator light will blink three times when pressing the button during normal connected device use..PLUG AND PLAY CLICKER FOR PRESENTATIONS: This clicker is plug-and-play wireless presenter remote, which can helps to improvement of work efficiency. Presentation clicker is friendly and easy for user to use. No software is required to install. For mac users need a simple set-up is required before use. Product class:Class 2. Maximum output:<1 mW..SUPPORT OPTIONS: You can use this presentation clicker on speeching, meeting, and classroom, etc. Clicker for powerpoint presentations supports these office software: PowerPoint, Keynote, Prezi, Word, Excel, ACDSee, iWork, etc. This wireless presenter remote also supports these operating system: Windows 2003/XP/Vista/7/8/10/11, Mac OS, Linux, Android..PEN SIZE LASER POINTER: This presentation clicker features an Scientific ergonomic design, which make it comfortable to hold. Wireless presenter has a pen clip at the bottom, so you can clip the clicker to your shirt pocket, folder or textbook. Package Include: presenter clicker with USB receiver x 1,user manual x 1. (AAA Battery Not Included). Feel free to contact us if you need help or loss USB receiver.