Battery Installation
Battery
Compartment
Door
• Locate the battery compartment door on the bottom of trainer.
• Loosen the screws in the battery compartment door with a Phillips
screwdriver. Remove the battery compartment door.
• Insert four,“D” (LR20) alkaline batteries, as indicated inside the
battery compartment.
• Replace the battery compartment door and tighten the screws with a
Phillips screwdriver. Do not over-tighten.
• When ball release distance is greatly reduced or if the time between ball
releases is much longer, it’s time for an adult to change the batteries!
Hint: We recommend using alkaline batteries for longer battery life.
Shown Actual Size
1.5V x 4
“D” (LR20)
3