Dual function handheld blacklight-flashlight fits easily in the hand or pocket for easy carrying. Switch on the black light ultraviolet light or switch on the flashlight. Compact and Lightweight, this Mini Black Light is 6 1/4" long - 2" wide - 7/8â€ high. Weighs 3.5 ounces (7 ounces with batteries). The case comes in assorted colors - Red, Green or Blue. Comes with a wrist strap for easy carrying. Requires four AAA batteries (not included). 4 watts.