Click to expand Tap to zoom Logitech R400 Wireless Presenter by Logitech Sale Rs.5,899.00 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Class 2 Laser 2.4 GHz wireless technology Wave Length: 640-660nm Red Light 2 AAA batteries 1 - Year Warranty View details on the manufacturer's website