Final answer:
The non-rechargeable (lithium) primary manpack radio battery is a type of primary battery that is commonly used in manpack radio systems.
Step-by-step explanation:
The non-rechargeable (lithium) primary manpack radio battery is a type of primary battery that is commonly used in manpack radio systems. These batteries are non-rechargeable, meaning that they cannot be recharged and must be replaced when they are depleted.