Features: *Large Capacity Holder Box A clean storage for many projects, tightly holds up to 5pin relay and a RTT7121 4pin Relays, and 6 ATC/ATO blade Fuses *Special Mounting Legs High and low leg design is close to the modern angular engine cabin or trunk area. If the surface is flat, please add rubber pad by yourself to level out the relay box (DIY installation). *2 Clip-Locks Cover It is easy access to the relays and fuses and securely keep them in place with good protection from water splashes, dust, and debris, allowing you to maintain or replace the burnt one quickly. *Elegant & Durable .