SIRIUS ACT, SWITCH, 22MM, ROUND, PLASTIC WITH MET. SHADOW RING, BLACK/WHITE, SWIVEL KNOB, 4 POSITION I-II-III-IV, URGENT RETURN, K??T ON. 4X90 ST, 3/6/9/12 HOURS, LASER INSCRIPT, UPPERCASE AND LOWERCASE LETTERS, STARTING A WORD ALWAYS UPPERCASE