1) the input voltage and, hence, of the state (fresh or spent) of the input batteries, and 2) the load current and, hence, of the variability of the current consumption of the electronics to be powered.
1) the input voltage and, hence, of the state (fresh or spent)of the input batteries, and 2) the load current and, hence, of thevariability of the current consumption of the electronics to bepowered.