Movall effect pedals are developed and manufactured by Caline. Accordingly, the manufacturing and sound quality are high. The pedals have an aluminum housing and are very compact for space-saving placement on the pedalboard. They are powered by a 9V DC power adapter (center negative) which is not included. Size: 9.8 x 5.3 x 3 cm (LxWxH). The Phoenix Wings is a tremolo pedal with a photoelectric circuit. It is modeled after the tremolo effect of vintage tube amplifiers. It is very versatile and perfectly bridges the gap between vintage and modern. True Bypass.