4. Mode Memory Function: Which Mode you exit and will be the this mode the next time you turn it on. Don't wast your time to Readjust again.
5. Automatically Turn Off: It will automatically turn off to Save power, without operation for 10 seconds.
6. Smiple Operation: Press “on/ off" button to open the rangefinder----press " mode" button to change the mode you want----press"on/off" button to make the measurement.Measure Range: 5-600m /1000m/1500m( 656 Yards/1090 Yards/ 1650 Yards)
7. USB charging：charging once, can use 3000 times.