A rotary wing aircraft provided with an emergency undercarriage for mitigating a failure of a basic undercarriage of the rotary wing aircraft. In one form, a displaceable plunger or piston is disposed within the body portion to extrude the dental material through the discharge orifice and attached flow through applicator. The scale markings are visible through a window in the member. The settings may be synchronized with other devices of a user, or used to configure a newly provisioned replacement digital media device. Hence, while the motor starts in a condition of being high voltage, the control element can prevent from being burned out due to excessively large current.