Special Features:

Battery mk 53 mod 2 used as a source of mine propulsion and control power. It is a secondary battery of the silver-zinc alkali type containing no mercury. It is made up of propulsion cells interconnected to form two electrically similar propulsion groups which may be connected in series or parallel. Also, separate control cells are interconnected to form a control section

Properties:

A battery, composed of two or more cells forming a single unit, which may or may not be readily separable and which may be efficiently recharged by sending an electric current through the cells in a direction opposite that of the discharging current. the item may be furnished with integral charging facilities. for items which are composed of a single cell see cell, battery.