SHE'O&reg; 2 pcs Universe Space Starry stky Magnetic Wireless car door LED logo projection courtesy welcome shadow ghost light projector lamp Magnet Sensor Powered by battery Size: 62*67*14mm ; Color: Black Power Supply: 3 x AAA battery (Not Included) Sensor control and ON/OFF switch control NOTE: Keep door panel clear and dry , stick it with all your power ; If it falls in future, contact us for help. 2 pieces of lights in package, it supports for 2 doors.