Laser pointer colour: Red Product colour: Black Presenter functions: Laser pointer Laser class: 2M Buttons quantity: 3 Plug and Play: Yes Wavelength range: 0 - 650 nm Laser wave power: 1 mW On/off switch: Yes LED indicators: Yes Number of batteries supported: 1 Battery type: AAA Height: 15 mm Weight: 75 g Depth: 17.6 mm Width: 138.8 mm Windows operating systems supported: Windows 8.1 Mac operating systems supported: Yes Linux operating systems supported: Yes Frequency band: 2.4 GHz Wireless range: 100 m Wireless receiver interface: USB Wireless technology: RF Package type: Box Quantity per pack: 1 pc(s) User guide: Yes Compatibility: PowerPoint, Keynote, Prezi Certification: CE, RAEE Compatible operating systems: Android 4.3