NEW! Lite-It wireless “power pack” light bar. Same great 36″ wireless light bar, but now with External 20v lithium battery pack for longer run times. When the power runs out, simply grab a battery that is charged off of your truck and put it on. These light bars allow you to use your current M18 or De wlt style battery packs that you already have. LITH36-NB Individually serialized & programmed to prevent cross talk with other units No internal charging needed, simply swap battery pack when needed Light bar comes standard with 7 pin Round Semi Style transmitter You will get- 1, Wireless light bar, 1, 7 Pin Round Semi style transmitter NO BATTERY OR CHARGER IS INCLUDED WITH THIS LIGHT BAR.