3-in1 Compass Thermometer Carabiner Multifunctional Portable Keychain Compass Sturdy Durable Climbing Hiking Buckle Keys Hook

High-concerned chemical : None Size : 75X35X31mm Outdoor Activity : Mountain-climbing Carrying Mode : Hanging Ring Type With Noctilucent Display or Not : No Shockproof or Not : No Waterproof / Water-Resistant : Yes Origin : Mainland China Case Material : aluminum