Features: 1. Measuring distance / speed / angle / height / lock sign, integrated equipment 2. Built-in 3.7V 750MAH lithium-ion polymer battery, measuring 30,000 times in a single charge after fully charging 3. Loader unloads 800 times 4. Double-shell injection molding, maximum measurement of structural capacity 5. Binoculars rangefinder is a portable laser rangefinder binoculars plus optical instruments 6. Combined laser telescope function 7. It has high precision, measuring distance in a short time, visual energy consumption display and automatic power off, etc. Product specifications: Maximum measuring distance: 3-600 / 1000/1500 M. Product weight / size: 185 g / 104 x 72 x 41 mm Precise speed: one hour 5 kM Magnification: 7X Select unit: M, Y Wavelength: 905nm Lens diameter: 25 mm Eyepiece opening: 16 mm Range: Adjustable diopter 3 degrees Working temperature: -20-50 degrees FOV: 7 degrees Power: 750 MAH lithium ion polymer battery Package Contents 1 x rangefinder 1 x rope 1 x cleaning cloth (camera lens) 1 x instruction manual 1 x gift box 1 x750 MAH lithium batterySpecification: Package Weight One Package Weight 0.40kgs / 0.88lb One Package Size 11.6cm * 14.6cm * 8cm / 4.57inch * 5.75inch * 3.15inch Qty per Carton 40 Carton Weight 16.90kgs / 37.26lb Carton Size 49cm * 42cm * 32cm / 19.29inch * 16.54inch * 12.6inch Loading Container 20GP: 404 cartons * 40 pcs = 16160 pcs40HQ: 940 cartons * 40 pcs = 37600 pcs