Use the machinery to charge the battery

How do you complete "Use the machinery to charge the battery"?

This is step 4 of 5 in Worth Your Salt, given by Celeste. It is completed on The Spaceport.

• Worth Your Salt
• The Spaceport

What are the other objectives in Worth Your Salt?

Worth Your Salt has 5 objectives in total: Go to the Rocket Assembly, Search for the hidden Battery Prototype in a high place, Bring the Battery Prototype to the Industrial Recharger, Use the machinery to charge the battery and Deliver the Charged Battery to the drop-off point in the corner.