To be specific, it isn't an Arduino brand, it is a DigiSpark, but the trouble isn't with the device itself. The problem is with a buzzer. I got the Velleman svm06. It says it is rated at 3-7VDC ...

Granted it might not be the most elegant solution, but there’s something to be said for projects that beginners and old salts alike can complete. Each buzzer consists of an Arduino Pro Mini 3.3 ...