Product material: metal, glass. Purpose: Point to navigation. Product features: fluorescent dial, multi-function, 7-second quick return, accuracy up to 1°. Function introduction: basic positioning, deflection angle measurement, map orientation, distance estimation. Sports outdoor projects: bicycle cross-country hiking camping. Is it waterproof: yes Whether shockproof: Yes Whether luminous display: Yes Carrying method: handheld Display mode: pointer type Dial diameter: 55mm Whether luminous: Yes Is it waterproof: yes Carrying method: handheld Weight: 192g Product size: height 65x width 53mm Easy to carry：The compass is medium in size and easy to carry. It is recommended to put it in your pocket, backpack or directly on your neck so that your direction will always be correct. Applicable occasions and people：This compass is waterproof and shockproof, suitable for driving, camping, hiking, adventure, and other outdoor activities, so this compass is a good tool for backpackers, campers, hikers, hunters, geologists to do outdoor activities. This compass must be placed horizontally.