Beware of Non-Logitech/OEM R400 Wireless Presenter Original with better quality and come with 3 Years Logitech Malaysia Warranty Product Specification of Logitech R400 Wireless Presenter CONFIDENCE BOOST Intuitive controls and red laser pointer make presentations a snap, even in the darkest auditoriums.1 MOVE FREELY The 50-foot (15-meter) range and battery indicator help you make ordinary presentations extraordinary. READY TO GO No software needed, just plug the receiver into a USB port and you’re ready to go. INTUITIVE SLIDESHOW CONTROLS Buttons are easy to find by touch. And the smooth contours feel great in your hand. You’ll be in control from the first slide to the last. RED LASER POINTER It’ll be easy for your audience to see exactly what you’re pointing to.1 UP TO 50-FOOT (15-METER) RANGE The 2.4 GHz wireless allows you to enjoy the freedom to move around the room and mingle with your audience for greater impact. BATTERY INDICATOR Lets you know how much power is available with just a glance. PLUG-AND-PLAY WIRELESS RECEIVER There’s no software to install. Just plug the receiver into a USB port to begin. And when the show is over, you can store the receiver in the presenter.