Mojo Hand FX Dewdrop Spring Reverb

They say:

The Dewdrop excels in both versatility and usability by offering a simple, intuitive layout. It’s carefully voiced to give you 100% usable spring reverb tones ranging from subtle and damp to full-on ambient wetness. It’s designed to give your tone a splash of color alongside a minimal set of controls that allow multiple shades and textures.

Features:
-Mix
-Dwell
-Tone
-True bypass

Power:
-Standard center negative 9V DC supply (not included), or 9V battery (not included or recommended)
-Current draw: ~68mA

Dimensions:
-4.8" L x 2.62" W x 1.55" H