Logitech R400 Laser Pointer Wireless Presenter

Features:

• Dimensions (height x width x depth): 37.8 mm (1.49 in) x 115.5 mm (4.55 in) x 27.4 mm (1.08 in)
• Weight: 57 g (2.01 oz.)
• Receiver Weight: 6 g (0.21 oz.)
• Color: Black
• Laser Class: Class 2 Laser
• Max Output: Less than 1mW
• 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 operating distance: Approx. 10m*
• Wireless technology: 2.4 GHz wireless technology
• Supported OS: Windows Vista, Windows 7, Windows 8
• Interface: USB
• Accessories: Carrying case
• Product Origin China