Measuring 7.6 inches long, the Escolite black light flashlight is battery-operated (runs on three AA batteries), with enhanced LED bulbs that are 30 percent brighter than regular lights.

With a little searching on Amazon I found some battery powered black light LED kits which would make for a quick, easy project. You’ll need minimal materials and tools to build this project.

Its signature yellow and black tools are ... DeWalt expanded its lineup in 2010 to include lithium-ion battery-powered ... If the charger displays no lights when you insert a battery, ...

Battery-powered flashing lights also increase passing-related crashes due to the “moth effect,” the tendency of 1 in 21 motorists to become mesmerized and steer toward flashing objects, ...