Aftermarket Craftsman Batteries are
100% compatible with the original tools.
Replacement batteries are
100% compatible with the original charger.
It has higher capacity than the original power pack.
It has less memory effect than Ni-Cd battery, i.e. longer battery life.
It allows higher current drain, e.g. deliver more power and torque than Ni-Cd battery.
Fits Craftsman : 11140, 11388, 11415, 1311436, 981943-001, 973.271830, 9-11038, 973.22489, 981886-001.