Features: Integrated Telescope: Equipped with a optical telescope with 6X magnification and adjustable focal length, suitable to measure distant objects, great for hunting and golf. Multifunctional Rangefinder: Able to measure distance, height, and angle at the same time, one button to switch modes, easy to use. Also offers continuous measurement mode for fast and convenient measurements. Speed Scan: It can also measure object\'s speed on condition that the target is perpendicular to the lens and is moving at a constant speed. Lightweight and Portable: It is light weight and compact, can be easily used with one hand. Ruggedly built with durable housing, and comes with protective case for easy carrying. Long Battery Life: The built-in rechargeable battery has a capacity of 1500mAh, which can last for 8000 times of operation. And it will auto-power off in 20 seconds of inaction to save power.