Map Measurer Outdoor Camping Keychain Curvimeter Multifunctional Mini Travel 2 In 1 Direction Guide Navigation Tool Hiking Retro|Compass Description: Four scale modes: 1:1 scale (outer ring), 1:50000, 1:20000, and 1:5000, you can choose different scales according to the actual length. Simply move the rolling piece at the front end of the body from the starting point along the path to the end point on the map. And then calculate the actual distance between the two places according to different scale standards. Excellent workmanship, made of durable ABS material, it has high sensitivity. Clear scale value, high definition, easy to read, easy navigation and orienteering. Suitable for travel, camping, adventure lovers, etc. Easy carry. Retro nostalgic style design, suitable for gifts and collections. Specification: Material: ABS Color: Black Size(LxW): About 7.7x5.4cm Package includes: 1pc x 2 in 1 Navigation Keychain Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 1-2 cm differences due to manual measurement.