Logitech R400 Wireless Presenter

Logitech R400 Wireless Presenter — Logitech R400 Wireless Presenter.

• Class: 2 laser
• Max output: Less than 1m W
• Wave Length: 640～660nm (red light)
• Battery type: 2 AAA batteries
• Battery life (Laser pointer): 20-hour maximum
• Battery life (Presenter): 1050-hour maximum
• Wireless technology: 2.4 GHz wireless technology
• Operating distance: Approx 15 m

2-year limited hardware warranty