Giving a presentation in front of colleagues, employees or peers is now made easier and more informative with a durable presentation remote from Logitech. Having the flexibility to access your PowerPoint or other software with an embedded laser pointer will truly take your presentations to another level. The Logitech presentation clicker provides intuitive slideshow control and is also built to last - the durable construction provides extra strength in the event of an accidental drop. It’s lightweight, making longer presentations a breeze, plus it features a red laser pointer which allows the presenter to give crystal-clear explanations efficiently.The Logitech wireless presentation clicker will boost your confidence in front of an audience. The intuitive controls and red laser pointer makes any presentation easier, even in the darkest auditorium. The 15m range and battery indicator will help you personalise your presentation and give a relaxed delivery. Having the ability to connect with the audience through extra-range functioning improves your ability to sell your presentation. The R400 is also extremely easy to connect and set up: simply plug the receiver into a USB port and you’re ready to go. This wireless presentation clicker requires no software downloads or other setup procedures. Buttons are easy to find by touch and the smooth contours feel ideal in your hand. You’ll be in control from the first slide to the last. Battery Life (Laser Pointer) And (Presenter) : 20-hour Maximum And 1050-hour Maximum, Wireless Technology : 2.4 GHz Wireless Technology