Feature:1. Multifunctional geological compass, dial scale is clear, easy to read.2. Adopts high-strength zinc alloy material, shockproof and crush resistance, release travel pressure.3. Luminous effect, the longer the continuous exposure time, the longer the luminous display will be.4. Magnetic declination adjuster, can manually correct the magnetic declination, higher accuracy.5. Suitable for different occasion such as geological survey, orienteering, outdoor adventure, etc.Specification:Condition: 100% Brand NewItem Type: CompassMaterial: Aluminum Alloy, Zinc AlloyColor: GreenAccuracy: 1Whether Luminous: YesWhether Waterproof: YesProduct Use: CompassSize: Approx. 83 x 70 x 35mm / 3.3 x 2.8 x 1.4in.Package List:1 x Compass1 x BagNote:The luminous effect means that the fluorescent powder can only appear after being exposed to natural light, sunlight, ultraviolet light, etc. The longer the continuous exposure time, the longer the luminous display will be. There is no luminous effect without exposure.