External dimensions of the den (ellipse with diagonals): 76x58cmSleeping area (ellipse with diagonals): 72x52cmHeating area: 50x42cmHeating temperature: 50℃ +/-5℃The device is equipped with an adaptor changing the voltage of 220-240V to 12V for your pets safetyRemovable cover with zipper allows safe cleaning of fabricsThe cover is washable at 40°COuter fabric of cover: hard-wearing polyesterFabric of the sleeping surface: synthetic woolThe heating element and electronic components are lined with a lining for easy removal from the cover100cm power cord + power supply + 92 cm spring cablePower 18WPower supply: Adaptor 220-240VAC, ~ 50 / 60Hz, 0.5A, Den: 12V 1.5A 18W