Reverb

Allows you experience any reverb from Spring, Plate, Room, Hall, Ducking, Echo to Space sounds, etc.
Magnalium alloy housing, good durability.
Mini size, compact and space-saving.
Durable jacks and foot switch.
True bypass design, minimizes tone loss and get more control of your pedal.
Designed with on / off LED, instructs effects or bypass status.
With 4 adjustable knobs: Level, Time, Wave-band, Dry/Wet, 0.25in monaural jack.
DC 9V adapter power supply, polarity is positive pole outside and negative pole inside available.

https://www.aliexpress.com/item/ENO-Reverb-Guitar-Effect-Pedal-True-Bypass/32814557036.html