– To activate, twist backing clockwise. To deactivate twist counterclockwise. – Piece attaches magnetically. – To attach, remove magnet on back of the piece. Hold magnet behind shirt (or desired location) and attach piece on opposite side. Dimensions: Height: 1.2 in. , 3.1 cm. Diameter: 1.2 in. , 3.1 cm. LED Colors: 3 Green
