About item: Capacity - This fuse and relay box can max hold relays and fuses at the same time, capacity design, make multiple relay in one box, keeps your circuit neat and tidy. 40A Relay - This relay box 12v automotive will be equipped with 5 pin 40A relays, provide the highest capacitance to make its application and . Application - The waterproof fuse relay block to provide a reliable and safe environment for device using and keep the connection systems neat and tidy, suitable for auto, car, truck, marine boat, etc. Waterproof connector, can be use both relay and fuse. High characteristic and stable performanc. Name: Fuse Relay Box Fit: Universal for cars Suitable for motor-home, automotive and motorsport applications. Material: plastic colour: black Package Contents: 1 x Fuse Relay Box(Contain 10 x relays + 15 x fuses) 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 is +/- 1-3cm.