Design: The R400 Wireless Presenter is designed to enhance your presentations with its high-visibility red laser, visible against most backgrounds. Its intuitive controls allow for seamless navigation through slides, ensuring a confident presentation. Easy to Use: This presenter is plug-and-play with no software required, featuring built-in slideshow buttons and an ergonomic design for comfortable handling. The storable USB receiver makes setup quick and straightforward. Extended Range and Compatibility: Operates effectively up to 20 meters with 2.4 GHz wireless technology. Compatible with Windows XP, Vista, 7, 8, 10, and systems with a USB interface. Additional Features: Includes a battery-power indicator and an on/off switch to conserve power. Requires 2 x AAA batteries (not included). Color: Black Material: Plastic Package Contents: 1 x Wireless Presenter Remote Control, 1 x Wireless Mini Receiver Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the actual product. Measurement tolerance is +/- 1–3 cm.