3AA Battery Case

Three AA cells in series for 4.5 volts, a useful intermediate voltage that suits small motors, servos and modules rated around 5 volts without needing regulation. Fresh alkalines give slightly over 4.5 volts, which is comfortably within most 5V module tolerances. 4.5V suits 5V modules without regulation; Allows battery replacement without soldering; Flying leads connect straight to a circuit; Good for small motors and servos