This listing included 1pcs Golf Range Finder +1pcs Golf Range Finder Bag.Flag locking mode Aiming at the flagpole or other targets, and short press power button, move the cross sign on the screen slowly from one side to the other side of the target, when the flag sign stop flashing and the machine vibrate(about 1second), range data to the flag will be showed on the screen. Speed mode If you like watching horse racing or car racing, then this rangefinder is also a good mate to help you enjoy fun of competition. Short press the power button after targeting the moving object, the speed data will be displayed on the screen.