The Box Light for Interactive Projector set includes 2 remote commander units, each powered by AAA batteries (not included). These remotes have a wireless range of 5-10 meters and feature infrared connectivity. The manufacturer warranty for these remotes is 3 months, and they are designed for use with interactive projectors. The brand BOX LIGHT is known for its high-quality projector accessories, and these remotes are sure to enhance the user experience with their convenient wireless functionality.