I purchased this item new online and have kept it in storage. It is unopened, so the operation has not been confirmed. Model Number: Golf Rangefinder GX6 (AOFAR) Maximum Measurement Distance: 1000 yards & High Precision ±0.5 yards High-performance laser allows measurement up to 1000 yards. The error is ±0.5 yards. Yard/meter switching is one-touch. 0.02-second Fast Flag Lock + Slope Mode Instantly captures the pin. Slope compensation can be turned ON/OFF with an independent switch. For competitions, use slope OFF & indicator for peace of mind. Ultra-lightweight & Ergonomic Grip Fits comfortably in the hand and is easy to hold, making it less tiring even during long rounds. Built-in Magnet / IPX4 Waterproof / Long-lasting Battery Powerful magnet that can be attached to carts and irons. IPX4 waterproof for light rain. Approximately 12,000 single measurements per charge. Reliable Quality PSE certification acquired. Product Specifications Size: 96 x 78 x 42mm Weight: 166g Power: Type-C charging Measurement Distance: 5–1000 yards (m/yd switchable) Measurement Error: ±0.5 yards Magnification: 7x / Objective Lens Diameter: 24mm / Eyepiece Lens Diameter: 16mm / Exit Pupil Diameter: 4mm Laser: 905nm / Class 1 Waterproof Standard: IPX4 Accessories: Rangefinder body, storage case, strap, carabiner, cleaning cloth, charging cable (Type-C) Returns for operational defects are not accepted, so please contact the manufacturer if you have any issues. Please consider purchasing after agreeing to the above. Brand: AOFAR Model Name: GX6 Magnification: 7X Distance Range: 5-1000yd Body Weight: 166g For more details, please check the product's HP. AOFAR GX6 Golf Laser Rangefinder 1000yd ±0.5yd High Precision 0.02-second Fast Measurement Slope ON/OFF Pin Lock Function Rechargeable Distance Measuring Device Small Lightweight Magnet Adsorption 7x Magnification Waterproof Competition Compatible