Device and method for launching quadrocopter

PURPOSE: A device and method for launching a quadrocopter are provided to prolong flight time by operating a rotor with an additional power source and taking off a quadrocopter. CONSTITUTION: A device launching(200) for a quadrocopter comprises a housing(201), a power terminal(205), and a power supply unit(210). A battery(140) is mounted to the housing. A charger terminal of the battery is exposed to the outside. The housing is equipped with a take-off end. A main body(110) of a quadrocopter(100) is mounted to the take-off end. The power terminal is installed in the housing. When the main body of the quadrocopter is mounted to the take-off end. The power terminal is in contact with the charger terminal. The power supply unit supplies power with being electrically connected to the power terminal.