Gogogo Sport laser rangefinder adopts advanced distance, angle and speed measuring technology, accurate and fast, suitable for hunting, racing, bird watching, shooting, climbing, engineering Magnification: 6X Field of view: 7 degree Objective Lens: 25mm Eyepiece lens: 16mm Exit Pupil Diameter: 3.9mm Laser Type: 905nm Lens Coatings: Fully Multi-Coated (FMC) Battery: Built-in Rechargeable Lithium-ion 3.7V 900mAh Measuring Time: 0.5-1 sec Distance Measure Accuracy: ±1m Angle Measure Range: ±45° Slope Measure Range: ±20° Pinseeker Range:5Y-170Y Measurement Distance Range:5-900Y Measurement Speed Range:0-300km/h Dimensions:106*40*72mm Low Battery Indicator: Yes Flag-lock: Yes Scan Mode: Yes Water Resistant: Yes Note: Q: Why my rangefinder has 10-15 yard off while measuring? A: Before each time measuring, please make sure the measurement unit is what you need. Some of the device's default units are Meter, it causes most of "inaccuracy". Q: How to switch the meter to the yard? A: Power-on the rangefinder and look into the eye-piece, and the measurement unit is on the display top right corner. Long push the "M" button and look into the rangefinder, see it charge from Meter to Yard. Q: Why this rangefinder came with a blurry lens? A: Our rangefinder has a clear optics lens. You can look into the rangefinder and rotate the eye-piece to adjust the focus on the right place. Q: Why it came with different results after each use? A:To get accurate distance, we recommend every customer hold the rangefinder steady and tightly with two hands, and scan 2-3 times to verify the result.?100% Satisfaction Promise?--We provide a one-year warranty. You will get a new rangefinder or a full refund if the rangefinder has quality problems within 1 year. ?Unique Design & Battery USB Charging?-- Our golf distance range finder with clear optics, Sizes 106x 72 x 40 mm and weight 184g, perfect for carrying while golfing or hunting, durable body, Starry paint pattern. Streamlined appearance. Non-slip rubber design and different from others with External 3.7V 900mah rechargeable lithium battery, this one use Built-in rechargeable battery for the device. ?3 Mode & Easy to Use?-- 3 Mode to Choice: Distance Measure & Normal Scan Mode, Golf Mode and Speed Mode: Normal Scan Mode is for distance measurements when you hold down the power button, the data on the LCD screen will change as you move. The second Golf mode will show us the angle and slope-adjusted distance, real distance between golfer and flag; Last one is Speed mode, Press "M" Button to change measure mode. ?Laser Rangefinder for Golf?-- Class 1, 905nm laser type, 6X Magnification, 7-degree field angle, distance range 5-900 yds, 170+yds to Flag. Provides fast measurement with accuracy ±1m, LCD Digital display, eligible for Golf Tournament. ?Pinsensor & Vibration & Slope Technology?-- With Pinsensor technology to accurately measure overlapping subjects, When the flag distance is locked, the machine will vibrate automatically, AND Slope feature measures angle of incline/decline and automatically calculates slope adjusted distance, perfect for measuring golf flags, hazards and wooded areas (“M” button can switch meter and yard).International Protection Rating: IPX4. Magnification Maximum: 6 x. Water Resistance Level: Water Resistant. Battery Description: Lithium-Ion. Item Weight: 184 Grams. Sport Type: golf. Material: Rubber. Color: 900 Yards. Are Batteries Included: Yes. Brand: Gogogo Sport Vpro. Date First Available: March 24, 2020. Best Sellers Rank: #27,787 in Sports & Outdoors. Customer Reviews: 4.4 out of 5 stars 445 ratings 4.4 out of 5 stars. : B0868ZYVBS. Sport Type: ?golf. Part Number: ?GS19W-900. Manufacturer: ?Gogogo Sport Vpro. Suggested Users: ?unisex-adult. Material: ?Rubber. Color: ?900 Yards. Brand Name: ?Gogogo Sport Vpro. Item Weight: ?184 Grams. Package Weight: ?0.34 Kilograms. Item Package Dimensions L x W x H: ?5.63 x 4.57 x 2.76 inches.