Logitech 910-005843 R500 Laser Presentation\n\nIntroducing the R500, a plug-and-play presentation remote that allows you to navigate slides and laser point from up to 20 meters (65 feet) away. Deliver your presentation with ease and confidence thanks to the unmistakable three-button design and R500\uFFFDs comfortable, secure fit in hand. The R500 is optimized for most devices and popular presentation software \uFFFD and you can customize buttons, check battery life, and set an on-screen timer in the Logitech Presentation App.\n\nMay vary based on environmental and computing conditions.\n\nFeatures\n\nBattery level indicator\n\nYes\n\nButtons quantity\n\n3\n\nLaser class\n\n1\n\nLaser pointer colour\n\nRed\n\nLaser wave power\n\n0.039 Milliwatt\n\nPresenter functions\n\nLaser pointer, Remote control\n\nProduct colour\n\nGraphite\n\nWavelength range\n\n640 - 660 nm\n\nLogistics data\n\nMaster (outer) case gross weight\n\n1.02 kg\n\nMaster (outer) case height\n\n26.2 cm\n\nMaster (outer;