divinezon Usb Wireless Presentation Pen Remote Control Professional Laser Pen With Infrared Pointer PPT Presenter(Black)

2.4ghz wireless presenter pen with a usb receiver, plug and play, a great assistant for teachers, professors, meeting presenters. * Buttons for controlling page up ; page down, suitable for controlling ppt, word,excel, browser, etc, allows you to concentrate on your presentation only. * Red light pointer, you can easily point out the major focus for listeners and let them follow your presenting steps by simply pressing the button. * Effective control range is about 10m, you are totally in control even when you walk around the meeting room or classroom. * Ultra compact size and lightweight, and designed with pen clip on the backside, you can clip it onto your pocket after every use. * Material: ABS. Radio Frequency: 2.4 GHz. Effective Control Range: Approx. 10m/33 ft. Light: red light. Power: < 5 mW. Power Supply: 1 * 12V 23A battery (not included). System: Windows 98/SE/ME/2000/XP/Vista/Windows 7 or above, Mac OS, Linux, android. USB: compatible with USB 1. 1/2. 0. Item Size: 13. 5 * 2 * 1. 5 cm. Item Weight: 18 g/0. 6 oz. Package Size: 15. 5 * 8 * 4cm/6. 1 * 3. 1 * 1. 6in. Package Weight: 105 g/3. 7 oz.* Size is 13.5 x 2 x 1.5 CM* Material is ABS