$10 Police Flashlight Hack! – video powered by Metacafe Step 1 – Buy the Flashlight (to be hacked) Step 2 – Purchase New Krypton Bulb(link to bulb on RadioShack.com) Step 3 – Purchase 3 Lithium 123-Size Batteries per Flashlight (3-volt) Amazon.com Widgets Step 4 – Watch the Video