An exercise apparatus with a single resistant rod configured to provide resistance for use in exercise and an electronic weight selector mechanism for use with a resistance rod having a variable resistance system and an electronic selector control. The weight selector control includes a bi-directional control and a plurality of indicia. The bi-directional control allows the user to change the amount of resistance provided by the single resilient elongate rod in combination with the variable resistance system. The plurality of indicia allows the user to monitor the amount and direction of change in resistance while operating the bi-directional control.