The Belcat FLA-613 is a flanger pedal that creates a swirling, jet-plane-like effect. It adds depth and movement to your guitar tone, making it ideal for creating psychedelic textures, shimmering chorus-like sounds, or subtle thickening. It's a versatile effect suitable for various musical genres. If you want to explore other modulation effects, you might also want to try a chorus or phaser pedal.