HITEC ENERGY SPORT ESC SERIES - Manual (Page 13)

LOW VOLTAGE CUTOFF TyPE: [CONT.}
5. When you hear ˉ _ ˉ _ ˉ _ ˉ_, you are at the Low Voltage Cutoff
Type – Hard Cut-off setting. If this is the setting you would like to
use, pull the throttle stick to the lowest, “OFF” position.
6. The system will exit automatically and save the setting after
finishing the desired item. You can only set up one item at a time.
If you want to program another item, you need to unplug the
battery and power on the ESC again.
Reduce Power:
Lowers the power output so that you can land.
Hard Cutoff:
Immediately cuts the power to the motor once the voltage reaches
the preset value.