Specifications :

• Dimensions (height x width x depth): 38 mm (1.5 in) x 134 mm (5.28 in) x 28 mm (1.1 in)
• Weight: 71 g (2.5 oz)
• Receiver Dimensions (height x width x depth): 16.5 mm (0.65 in) x 58.6 mm (2.31 in) x 7.9 mm (0.31 in)
• Receiver Weight: 6 g (0.21 oz)
• Color: Black
• Laser Class: Class 3 Laser
• Max Output: Less than 1mW
• Wave Length: 522?542 nm (green light)
• Battery type: 2 AAA batteries
• Battery life (Laser pointer): 20-hour maximum
• Battery life (Presenter): 1050-hour maximum
• Wireless operating distance: Approx 30m*
• Wireless technology: 2.4 GHz wireless technology
• Supported OS: Windows Vista, Windows 7, Windows 8
• Interface: USB
• Accessories: Carring case
• Product Origin China

 Package Contents

• Logitech® Professional Presenter R800
• Wireless mini-receiver 
• 2 AAA batteries 
• Carrying case 
• Quick-start guide 

System Requirements

• Windows Vista®, Windows® 7, Windows 8, Windows 10 or later
• USB port