John Isner won the 2014 Heineken Open by beating Taiwan's Lu Yen-Hsun in straight sets in Saturday's final.
The American number one hit 23 aces and edged two tight tie-breaks to lift the trophy in Auckland for the second time in five years.
He claimed the first breaker 7-4, before winning the second 9-7.
Isner has now won eight ATP Tour titles.