The steam battery is in the trash bin at the right of the Cantina. You need it to open the doors (Sully's, Living Quarters) and lower the Bridge at the Hub.
The Steam Generator (to open the doors) is in the trash bin to the right of the Cantina.
Use it for the steam terminals
on the trash can
in the trash
yes there are many bateries
There are no ghost on steam work island
it is in sully's steam powered paraphernalia
The Steam Battery is in the garbage bin on the side of the Clockwork Cantina, which is just to your right when you enter the island.
You use the steam battery in Gear Alley. On number 5.
Enter steamworks island and go left. It's RIGHT THERE
Sprocket the robot is inside Sully's Paraphernalia. You will need the Steam Generator (trash by Cantina) and Sully's key (jump onto the robot crab by the Living quarters door). Use the Steam Generator set at minus 5 (-5) to open the door, and Sprocket is to the right. Ring the bell on the counter and click on him to have him follow you.
you have to get the number: minus five