PGM JQ015 IP54 Waterproof Golf Laser Distance Meter Telescope, Measuring Distance: 400m 1. Material: ABS 2. Battery capacity: 750mAh 3. Charging port: Type-CUSB-C 4. Charging time: about 3h 5. Function: slope compensation, speed, range, lock flag vibration alert 6. Focusing mode: eyepiece focusing 7. Field of view: 7 degrees 8. Diopter: about 6 degrees 9. Telescope magnification: 7X 10. Measurement units: yards (Yd), meters (m) 11. Objective aperture: 21mm 12. Eyepiece aperture: 15mm 13. Diameter of the pupil: 3.7mm 14. Laser wavelength: 905nm 15. Measuring distance: 600m 16. Size: about 11.5 x 7.5 x 4.5cm 17. Weight: about 180g Features: 1. Lock flag vibration prompt, priority focus on the chess piece, after the flagpole is locked, it will vibrate prompt 2. One key switch slope compensation, when the slope is positive, the recommended hitting distance is greater than the actual target distance, when the slope is negative, the hitting distance should be close 3. Built-in integrated magnet, strong suction force, easy to use 4. With belt clip, easy to carry 5. 600 meters laser emission, to achieve outdoor long-distance measurement, small error 6. Multi-layer coated lens, 7 times magnification optical lens, high-definition lens, clear imaging 7. IP54 rainproof, the body is waterproof and fogproof, outdoor sports can be used with confidence 8. Type-CUSB-C charging port, convenient and fast, about 3h can be full, with charging indicator Packing list: - Rangefinder x 1 - Belt clip x 1 - Storage bag x 1 - Charging cable x 1 - Lanyard x 1 - Lanyard x 1 - Wiping cloth x 1 - Instruction book x 1