Reliable Technology : Boasting a bright red light dot easily seen against most backgrounds, this clicker helps maintain audience focus. Long Control Range : Enjoy a wireless range of up to 328 ft, making it ideal for large rooms and auditoriums where movement is key. High Compatibility : Works seamlessly with Windows, Mac OS, Linux, and Android systems, as well as popular presentation software. Bright Red Light : A powerful pointer with a visibility range up to 656 ft, perfect for emphasizing presentation highlights. Plug & Play : Quick setup with no additional software needed; simply plug in the USB receiver and start your presentation. This Reliable Technology Wireless Presenter is engineered for professional presentations. Equipped with a rechargeable battery that lasts up to 45 days, you'll enjoy uninterrupted use. Its intuitive button functions and sleek design make it a must-have for any public speaking engagement.