True about chancroid is
Chancroid:

Incubation period = 3 to 10 days
It lacks systemic reaction and prodrome.
Ulcer base is soft.
Incubation period is 3 to 10 weeks.
Characterised typically by prodromal symptoms and systemic reaction.
Painful ulcer with irregular erythematous non-indurated margins.
Ulcer base is hard, indurated.