Bi-color Switchback T20 7440 60 3528SMD White/Amber Technical Parameter: Model: Bi-color Switchback T20 7440 60 3528SMD White/Amber Socket Base: T20 7440 Socket Base option: S25 1156/157, T20 7440/7443, T25 3156/3157 Voltage: DC 12V/24V Chips: 30x 3528SMD White+30x 3528SMD Amber Color Option：White/Amber Application: Parking light,turn signal light 1 Bi-color 3528SMD LED chips 2 Easy play and plug installation 3 Long life-spans 4 Base: T20 7440 Chip: 3528SMD