Mooer ShimVerb, digital reverb micro pedal 3 Reverb Modes: Room, Spring, Shimmer Room - Different sized true acoustics reverb, from room to hall Spring - Simulates a classic spring reverberation like vintage '60s surf rock sound Shimmer - Adds rich, spacey, smooth and shining overtones into the reverb Very small and exquisite - Great for conserving pedalboard space!