Colour :
5T6-4x18650 set US standard, 5T6-4x18650 set European standard, 5T6-4x18650 set British standard, 5T6-4x18650 set Australian standard, 5T6-4x18650 set US standard with tail light, 5T6-4x18650 set European standard with tail light, 5T6-4x18650 set British standard with taillight, 5T6-4x18650 set Australian standard with taillight, 5T6 single lamp holder + rubber ring, 5L2 single lamp holder + rubber ring