This is the AHAJII AH66 Flanger Guitar Effects Pedal featuring a True Bypass Design.
About this item=BBD analog circuit. The four adjustment knobs (SPEED, REGEN, WIDTH and DELAY) allow you easy to shape your desire sound=Jet-plane effects, space effects, short delay, wave-like chorus and vibrato sounds=True Bypass design, minimizes tone loss. The LED indicator shows the working state=Aluminum alloy shell=Notice: Powered by 9V battery or power Connector (neither included), A battery clip includedSounds like the jet engine roaring, the famous jet-flanger sound. By using a classic BBD simulation circuit, this flanger can deliver a deep and rich tone. The four controls SPEED, REGEN, WIDTH and DELAY allow you easy to shape your desire sound, from dynamic jet-plane effects to space effects to short delay, wave-like chorus and vibrato sounds