Logitech Wireless Presenter R400. Wireless receiver interface: USB, Wireless technology: RF, Receiver type: Mini receiver. Product colour: Black, Presenter functions: Laser pointer, Remote control, Laser pointer colour: Red. Battery technology: Alkaline, Battery type: AAA, Battery life (laser pointer): 20 h. Windows operating systems supported: Windows 10, Windows 11, Windows 7, Windows 8, Windows 8.1, Windows Vista, Windows XP. Receiver width: 5.86 cm, Receiver depth: 7.9 mm, Receiver height: 1.65 cm