LED Type: 5050 SMD (5mm×5mm)， 3 ChipLED Q'ty: 13 LED (7 around & 6 forward)LED colour: Amber / YellowSocket type: BAU15S / 1156Voltage: 12V onlyPower: 2WLifespan: 60，000 hoursHead diameter: 20mmBase diameter:15mmTotal height: 38mmPackage Include:4 × 1156 BAU15S 13 SMD Amber / Yellow LED bulb.