Features:1. Accurate measurement: Inch and millimeter scales for drawing or drawing.2. Multi-function: Protractor compass to measure direction. Magnifying glass for emergency fire.3. Portable: The lanyard hole for the bottom plate is easy to carry (including lanyard). Lightweight and portable.4. Good Quality: Made of high quality acrylic, accurate graduations, durable and easy to carry. It is a professional product for travel, mountaineering and camping!5. Suitable for: Suitable for most indoor activities such as home maintenance and outdoor activities such as camping, map reading, fishing, hiking, night fishing, flying night, mountain backpacking. Description: The multi-functional map compass, made of high-quality acrylic, is highly accurate and portable to use. Specifications:Name:compass map rulerItem No.: DC450-3A Material: Acrylic, MagnetSize: 126*60*12mm Package Included:1*Compass Notes:1. Please allow 0-1 inch error due to manual measurement. Thank you for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object.