Features: Professional Grade: Professional geological compass helps you easily measure the direction, inclination, tilt angle, slope angle, vertical angle, orientation, horizontal line, etc., with strong practicality. High Accuracy: Magnetic damping oil pointer has nice stability, natural traction by the earth's mag netic field, high accuracy, quick positioning with small error. Fluorescent Night-Vision: The scale with a fluorescent rings can emit light in the dark after absorbing sunlight without the need for battery, suitable for emergencies use. Reliable Quality: Made of high-strength ABS, impact and shock resistant, stable structure, can adapt to various harsh environments, can be used with confidence. Wide Applications: Compact and portable, it is perfect for outdoor travel, jungle adventure, tacticals training, riding, cycling, direction identification, etc. Specifications: Color: Black Material: ABS Item Size: 85 * 70 * 32mm/ 3.3 * 2.8 * 1.3in Package Size: 112 * 87 * 82mm/ 4.4 * 3.4 * 3.2in Package Weight: 107g/ 3.8oz Packing List: 1 * Compass 1 * User's Manual