Note:1. The effect pedals showed in the picture are not included.2. Capacity: 8 Pedals as Boss & 1 WAHWAH Expression Pedal; or 10 Pedals as Boss.3. Power Compartment : 20*10*4.5cm, please measure the size of your pedal power supply. Package Included:1x Guitar Effect Pedal1x Screwdriver Features:● Colour: Marble Color● Material: High-strength engineering plastics● Size: Approx. 50x25/ 19.69x9.84"● The “stepped” format makes it easy to reach the second row of pedals without accidentally stepping on those in front.● Flats on the right is best for your expression pedal, Compact and adjustable shelves allow the space for what you need● The clever arrangement allows you to hide and protect most types of power supplies and cables, making more room for your pedals. 10 hidden cable holes keep the board neatly organized. ● For added strength and durability, support pillars are included along with 6pcs of non-slip rubber feet for the bottom of the pedal board.● Made with Light weight & strong & durable material for easy carrying. Only 1.1kg approximately, but with large load-bearing range and very hard to smash. How to Use:1. Take the screwdriver from the outside pocket and unpack the back cover to get the loop and hook tape.2. Cut appropriately sized hook tape and affix to the bottom of each pedal and power supply. Cut and stick some loop tape to the inner side of the metal cover. (For the power supply.)3. Determine the layout you want for your pedals, then run the power cables through each hole. Connect the power supply from the side hole,and fix your power supply ,lock the back cover .4. Attach all of your effects pedals, connect the power and you’re done.