Features: 1. Versatile Use – Perfect for most indoor tasks like home maintenance, and outdoor activities such as camping, map reading, fishing, hiking, backpacking, and night navigation. 2. Dual Measurement Scales – Includes both inch and millimeter rulers for mapping, plotting, and accurate measuring. 3. Easy Direction Finding – Built-in protractor compass helps you quickly determine direction. A lanyard hole on the base plate makes it convenient to carry. 4. Night-Friendly Design – Luminous needles and points allow for clear navigation in low-light conditions. 5. User-Friendly Details – Features a rotating dial, a large magnifying glass, and an adjustable navigation ring for comfortable map reading. Product Details: This baseplate ruler compass is made of durable acrylic and ABS, combining a map scale, magnifier, and strap for reliable outdoor and indoor use. It includes two ruler scales (1:25,000 and 1:50,000) with accuracy up to 1mm. The vacuum oil compass (red pointer indicates north) ensures precise direction finding. It’s also useful for educational purposes, like teaching kids how to use a compass, or for practical tasks such as checking orientation during house construction. The transparent red design is both functional and easy to read. Specifications: - Color: Transparent with red accents - Material: Acrylic + ABS - Size: 128 x 60 x 16mm - Package Includes: 3 x Compass map rulers, 3 x Lanyards Only the items listed above are included. Please note that colors may vary slightly due to lighting and screen differences. Slight size variations within +/- 1–3cm are possible.