Logitech R400 wireless presenter RF Black

Logitech R400. Wireless receiver interface: USB, Wireless technology: RF, Receiver type: Mini receiver. Product color: Black, Presenter functions: Laser pointer, Remote control, Laser pointer color: Red. Battery type: AAA. Receiver width: 2.31" (5.86 cm), Receiver depth: 0.311" (7.9 mm), Receiver height: 0.65" (1.65 cm). Quantity per pack: 1 pc(s), Package width: 1.22" (31 mm), Package depth: 3.07" (78 mm)