Short Description: OS Support: Windows Vista®, Windows® 7, Windows 8, Windows 10 or later 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 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 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 Product Description: Logitech Wireless Presenter R400 is designed to help you make your point. Its intuitive slideshow controls help you navigate through your presentation with confidence. Buttons are easy to find by touch. And its shape feels great in your hand. It’s got a red laser pointer that’s easy to see against most backgrounds and a range of up to 50 feet (15 meters), so you’ve got the freedom to move around the room and mingle with your audience. A storable plug-and-play wireless receiver makes it simple to get started—there’s no software to install. And when you’re through, the receiver stores inside the presenter to make packing up easy. Key Features: Intuitive slideshow controls Up to a 15-meter range Battery indicator Ready to go. No software is needed, just plug the receiver into a USB port and you’re ready to go. Red laser light What’s in the box: Logitech® Wireless Presenter R400 Wireless mini-receiver 2 AAA batteries Carrying case Quick-start guide Weight: 0.2 SKU: 220415111636