["Features:\r\nThis 2.4 GHz Wireless Remote Red Laser Pointer Presentation Black is small and exquisite, portable and with richer applications. An essential nice assistant of demonstrations or presentations, you can easily point to the PPT or blackboard in any corner of classroom. Making your demonstrations or presentation seem more dynamic and making listeners feel release. This laser pointer is also the best gift for friends and families\r\nNo hassle setup, simply plug into your computer USB port\r\nUSB receiver is plug and for play - no driver required\r\nPower saving, lightweight, suitable for putting in your pocket or handbags\r\nThis high quality laser pointer adopts the latest technology green laser optics and microelectronics\r\n\r\nSpecifications:\r\nSupports MS Word, excel, PowerPoint, ACD See, website etc, with page up and down function\r\nPresentations from up to 10 meters away\r\nLight Style: Beam light 1MW\r\nPower Supply: 1 x AAA battery (not included)\r\nSwitch: Button\r\nOperating System: USB interface and for Microsoft for Windows 2000 / XP / Vista\r\nSize: 10.5 x 3.9 x 2.6 cm\r\nColor: Black\r\nQuantity: 1PC\r\n　\r\nPackage includes:(Without retail package)\r\n1x Wireless Presenter remote control\r\n1 x Ultra-Slim Wireless Receiver\r\n　"]