Abstract: A lawn mower having a housing with a top, a bottom and a cutting chamber which is open to the bottom. A plurality of wheels are rotatably mounted to the housing and support the housing upon a ground surface while a push bar extends upwardly and outwardly from the housing to enable the housing to be maneuvered by a person utilizing the lawn mower. An electric motor has an output shaft and a long cutting element is secured to the output shaft. The electric motor is detachably secured to the housing so that, upon attachment, the cutting element is positioned within the cutting chamber of the lawn mower. An electric rechargeable battery is also attached to the motor.