Here's what Nexi say about the Tremolo pedal:
The sound creators at NEXI are committed to providing a unique vintage tone without compromise. The Tremolo TRM-01-UD pedal is perfect analog pedal when you want to recreate those classic surf tones of the 60s. This is the pedal you need when wanting to recreate those island and beach vibes. The surf is always up with this analog pedal.
This analog tremolo pedal will give you that pulsating and vibrant tone you’ve been searching for. Whether looking for those classic lush surf tones or something scarier to add a ghostly ambience this excellent pedal can do it. With its speed, chop and volume switches you will take seconds to find that tone you’ve been looking for, whether pulsating surf or vibrant country styles.
The creators at NEXI are all guitarists, with most having been on multiple tours and have even been awarded the Red Dot and iF Design Awards for their excellent product design. No one understands your needs better. The electronic board, together with the aluminium body is designed to be completely splash-proof; so when hanging ten in the surf, you’ll never have to worry about water damage.
All NEXI pedals are True Bypass, are hybrid designed, and all are tailor-made to plug‘n play for 60s surf tone without the hassle of finding 60s vintage gear. This means the TRM-01-UD can be used standalone with a 9V battery, external power supply, or simply click it in NEXI’s revolutionary - The Solution - pedal board and never worry about sand or surf again.