High-quality materials: Card regulations are made of high-quality metals and plastic. It is strong, wear-resistant, proof and durable. Accurate measurement: The card distance measuring tool is simple and easy to use. Simply put the mini metal wheel on the card and roller and point the pointer to the precise scale. Footer: The rangefinder allows you to quickly calculate the distance by measuring the distance between the two points on the map. Display scale (yellow) on the front: 1:20000, 1:25000, 1:50,000, 1:75000. The unit of measurement (white) on the back: inches to kilometers, centimeters to kilometers.< /p> Light and portable: Size 10*4.5*1.5mm; weight about 21g. This card spacing meter has a mini metal handle which is convenient for gripping, lightweight and portable, easy to use. Perfect Gift: The rangefinder is a good gift for people who love outdoor activities. Suitable for outdoor sports: such as climbing, camping, hiking, cycling, hunting, etc. Features: 1. The map gauge is made of high-quality metal and plastic, which is strong, wear-resistant, rain-proof and durable. 2. The map distance measuring tool is simple and easy to use. Simply place the mini metal wheel on the board and the roller, the pointer points to the precise scale. 3. The rangefinder allows you to quickly calculate distance by measuring the distance between two points on the map. Front display scale (yellow): 1:20000, 1:25000, 1:50000, 1:75000. The back shows units of measurement (white): inches to miles, centimeters to kilometers. 4. Size 10*4.5*1.5mm; weight about 21g. With a mini metal handle for easy gripping, this map rangefinder is lightweight and easy to use. 5. The rangefinder is a good gift for those who like outdoor activities. Suitable for outdoor sports: such as climbing, camping, hiking, cycling, hunting, etc. Specification: Material: aluminum alloy + ABS + acrylic Color: shown as picture Size: approx. 9.5 x 4.5 x 1.3 cm / 3.74 x 1.77 x 0.51 inch Weight: approx. 30g