篤定 (電視劇《我在未來等你》愛情主題曲)

篤定 (電視劇《我在未來等你》愛情主題曲) is a somber song by 楊炅翰 with a tempo of 174 BPM. It can also be used half-time at 87 BPM. The track runs 5 minutes and 6 seconds long with a A♯/B♭ key and a major mode. It has low energy and is not very danceable with a time signature of 3 beats per bar .