Fangrui Product Details Strong Compatibility, No External Power Supply Required - Not Only For Effect Control, But Also For Other Devices With External Foot Switches. Mushroom-shaped Foot Pedal, Easy Control - Comfortable To Step On, No Empty Steps, Sensitive Trigger, Easy To Control Your Music World. Metal Base Plate Is More Stable, Silicone Anti-slip - Metal Base Plate Design, More Stable Center Of Gravity, Not Easy To Step On, Silicone Anti-slip Block, More Stable To Step On. Metal Double Foot Pedal, More Ways To Play - When Connected, Set Different Functions To The Double Foot Pedal To Achieve Different Control Effects. Exquisite Appearance, Beautiful And Portable - Small Body, Comfortable Grip, Easy To Carry. Colour:black Material:aluminum Alloy Package Contents: 1 x Digital Reverb Guitar Pedal Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error I Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.