... 10",20",30",40" 9-32V Single Row LED light Bars ModelLengthPowerLumenLEDs(CREE)TLB103010"30W2400lm6pcs*5wattTLB106020"60W4800lm12pcs*5wattTLB109030 ... 12",20",30",40" 9-32V Dual Row LED light Bars ModelLengthPowerLumenLEDs(CREE)TLB20366"36W2160lm12pcs*3wattTLB207212"72W4320lm24pcs* ... 6inch to 50inch):4.Optional Accessory:Wiring Harness(Switch kit, with Deutsch DT 2 pin Connector,relay).(this kit ...