UpBright NEW Car DC Adapter For JVC RV-NB 1 RV-NB1 RVNB1 Kaboom Dock Woofer CD Boombox Auto Vehicle Boat RV Camper Cigarette Lighter Plug Power Supply Cord Cable Charger PSU Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty.