CS-B72A-Ⅱ is a LED BATTERY PAR CAN, it used 6pcs LEDs. This product also has a bright white appearance, for weddings, celebrations, churches and other occasions........
CS-B90A is a IP65 PAR CAN with 6pcs LEDs. Battery time is 4 hrs, can used about 22 hours of sound active; about 22 hours of Fade Mode; about 5 hours of full on........