Compact Brass Outdoor Compass — Waterproof Keychain, Luminous Dial Why you need it Reliable, easy navigation anywhere: a small, durable compass that helps you keep direction during outdoor activities, travel, school trips, and everyday carry. Built to last and look good: solid brass construction with antique craft and mirror-polished finish gives a stylish, weighty feel while resisting wear. Ready for low light and bad weather: luminous dial for night visibility and a waterproof body that works in rain. Key benefits and features High-quality material: made from durable brass that is waterproof and wear-resistant. The antique craft and mirror polishing create an elegant appearance and solid feel. Luminous design: luminescent markings charge in daylight and glow in the dark, making orientation possible at night after sufficient daytime exposure. Compact, child-friendly keychain: small and delicate size appeals to children and makes the compass ideal as a key ring for hanging on backpacks or school bags. Waterproof and practical: sealed design lets you use the compass in wet conditions, including light rain. Simple, reliable operation: place the compass flat and level for correct readings. Avoid use near ferromagnetic objects, high-voltage cables, or electromagnetic devices to prevent interference and reduce sensitivity errors. Performance and compatibility Works as a lightweight navigation tool for outdoor enthusiasts, students, and everyday carry. Compatible with backpack attachment and keyring use; ideal when you need a portable directional reference rather than full navigation electronics. Use scenarios Hiking or trail walking: clip it to your pack for quick direction checks on shaded trails or in overcast weather. School outings and camping trips: children can learn basic navigation safely with a compact, durable keychain compass. Emergency or travel kit: keeps a simple directional reference available in low light and wet conditions. How to use Place the compass flat and level for accurate readings. Charge luminous markings by exposing to daylight before relying on night visibility. Keep away from magnets, ferromagnetic objects, high-voltage lines, and strong electromagnetic sources to avoid errors.