Dnipro-M BP-240 (Battery Holder)

This is a battery holder from the Dnipro-M brand, model BP-240. 
These holders can be screwed to the wall of your workshop with the help of screws and holes located on the holder. 

The holder repeats all the shapes and protrusions of the original BP-240 battery

Also, the holders are numbered so that you always choose the exact battery.