It is powered by external sources such as electricity mains, generators, or gravity feed.
RIKA BP 150 / BP 300 is capable to supply 3,600 to 7,200 liter per day of highly purified water from virtually any non-saline water source.
The BP models can treat water sources such as ditches, ponds, rivers, lakes or standing water that may contain chemical/biological contamination.
In emergency situations, it can run off on any battery in a vehicle which might be used to transport them, as well as the capability to be powered by any other available, such as, solar panels or solar arrays and wind turbines.
The BP models are designed to be carried by one personnel and once on the ground the backpack can be deployed to the most remote places in the world.