BatteryCharger

A type of [container] that when [powered] charges rechargeable [battery] items

You can use the following options with this component:
name <name> - sets the name of the component
desc <desc> - sets the description of the component
type <type> - which battery type they take, e.g. AAA
capacity <number> - how many batteries fit in at once
preposition <prep> - overrides the 'in' preposition for displaying contents
transparent - toggles whether you can see the contents when it is closed
power <watts> - the power in watts that this charger draws
efficiency <%> - the percentage of power drawn transferred to the batteries