: This function supports flag-locking up to 150 yards (for the flagpole only) and 250 yards (when aiming at the unfolded flag). : Whether you like bow hunting or gun hunting, this laser rangefinder is a good choice for you. Hunting/Scan mode (M1) will display linear distance, horizontal distance, and angle. : Different from other laser rangefinders, this one is powered by AAA batteries, which you can easily find at home or in a nearby store. When the battery is low, a low battery indicator will appear at the bottom of the screen. : You don’t need to worry about forgetting to turn off the rangefinder. It will automatically shut down after 8 seconds of inactivity until you turn it on again.