... , AA/AAA Battery, DC1.5V~24V/AC 110V-240V power Functions: Constant light, Flash,Sound sensing Product's Name: Backpack Clasp inverter ... )Characteristic: The shape of inverter is a Backpack Clasp,it can be used asnormal Backpack Clasp.The material of it is Metaformaldehyde ... belt, waist belt,Pet collar etc. EL Driver,EL INVERTER(Backpack Clasp inverter(AG13 batteryX3pcs))