Features: This 2.4 GHz wireless remote control, Red Pointer Presentation Black, is small, exquisite, portable, and comes with richer applications. An important friendly assistant for demonstrations or presentations, you can easily point to PPT or blackboard in any corner of the classroom. Make your demonstrations or presentations appear more dynamic and let your audience feel a sense of freedom. This pointer is also the best gift for friends and family No hassle with installation, just connect to your computer's USB port USB receiver is plug and play - no driver required Lightweight, convenient to carry in your pocket or handbag Specifications: Supports MS Word, Excel, PowerPoint, ACD See, website, etc., with page-up and page-down function Power: 1 x AAA battery (not included) Switch Button Transmission Frequency: 2.4 GHz Wavelength: 650mm Power: <5mW Range: <15m Operating System: USB interface and for 2000 / XP / Vista Size: 10.5 x 3.9 x 2.6 cm Net Weight: 29 g Black Color Packing List: 1 x Remote Presenter Remote Control 1 x Ultra-Slim Wireless USB Receiver 1 x User Manual Note: 1. We do not offer retail packaging, but we will pack it well before shipping 2. Allow 0-1 cm error due to manual measurement. Please make sure you don't have any objection before purchasing 3. Due to the difference between different screen displays, the image may not reflect the actual color of the product. Thank you!