AE Light beam makes target identification much easier Used by law enforcement agencies industrial users and home owners alike you will be amazed by its powerful beam and your ability to see items that were once left in the dark Features. Can be used for any flashlight using Lithium ion 18650 or RCR123A batteries Specifications. Input 120 to 240 V AC 5060 Hz. Battery Types 218650 2RCR123A. Dimensions 2H x 4W x 8L