Features:1.This 2.4 GHz Wireless Remote Red Laser Pointer Presentation Black is small and exquisite、 portable and with richer applications. An essential nice assistant of demonstrations or presentations、 you can easily point to the PPT or blackboard in any corner of classroom. Making your demonstrations or presentation seem more dynamic and making listeners feel release. This laser pointer is also the best gift for friends and families2.No hassle setup、 simply plug into your computer：s USB port3.USB receiver is plug and play - no driver required4.Power saving、 lightweight、 suitable for putting in your pocket or handbags5.A bright red laser pointer that's easy to see against most backgrounds、 highlight key areas of your slides.6.Wireless remote control distance range of up to 39-foot 、 so you can free to move around the room and interact with your audience.7.Buttons: laser pointer、 display of black screen、 next、 previous、 full screen、 on/off switch; One-touch keys easy to control slideshow; About laser pointer: hold down the button to keep the laser on.Specifications:Supports MS Word、 excel、 PowerPoint、 ACD See、 website etc、 with page up and down functionPresentations from up to 10 meters awayLight Style: Beam light 5MWPower Supply: 1 x AAA battery (not included)Switch: ButtonOperating System: USB interface and Microsoft Windows 2000 / XP / VistaSize: 10.5 x 3.9 x 2.6 cmNet Weight:29 gPackage weight: 39 gColor: Black Package Content:1 x Wireless Presenter remote control1 x Ultra-Slim Wireless Receiver1 x User Manual