Eisco Labs Energy Transfer Apparatus - Malvern Small Motor/Generator

A mounted driving unit or dynamo with a 1.5 to 4.5V motor and 15mm V pulley mounted on a base with 4mm socket terminals. Can also be used on a far more specific educational level if utilized for power input/output comparisons with a larger motor (Eisco Labs part PH0467B) by driving each in turn with the other and metering voltage and current and The total size of the apparatus is 6"x4"x2"