2 Set Musical instrument accessories: 1 x Effect Pedal & 1 Set x Tuner and Power  Multifunctional, 2-in-1, work as tuner as well as power supply.  Scientific and rigorous tuning program to make tuning more accurate and stable.  With eight isolated outputs, can power eight 9V pedals simultaneously - 6 for 100mA, and 2 for 500mA.  Compact and portable design, easy to carry along.True bypass design, minimizes tone loss and get more control of your pedal.    Rugged steel casing,durable and sturdy.  Comes with an adapter and 8 connecting cables.  Comes with 4 protective caps to protect petal.  Adapter input: AC 100-240V 50/60Hz  Adapter output: 18V  Tuner and Power size: 11.4 x 6.4 x 4.8cm / 4.5 x 2.5 x 1.9in  Tuner and Power weight: 240g / 8.4oz  Note:  Please use the 18V power adapter whose polarity is positive pole outside and negative pole inside. Otherwise, the product may not work properly.  Plug Type :US Plug,it applies to Canada, India, Japan, Mexico, Thailand, the United States, the Philippines and so on.  An digital pedal but still sounds very natural.  Enjoy the great effect sound brought to you by Caline.  Delay time:25m/s - 600m/s  Small and exquisite appearance,it is convenient to carry  Different sound effects give you a variety of your dream sounds  True bypass can eliminate any signal interference  It is easy to operate,suitable for electric guitar  Current consumption:30mA  Power requirement:9V DC center negative  colour:blue + White  Material:Aluminum alloy  Effect Pedal Size:12 x 9.5 x 5.5cm    Package Contents:  1 x Effect Pedal  1 x Tuner and Power  8 x Connecting Cables  1 x Converting Cable  1 x Adapter  1 x User Manual(English and Spanish)    Only the above package content, other products are not included.  Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.