Usage Tips:High-quality design: The relay box is designed with 10 relay slots, suitable for 4-pin or 5-pin bosch relays, and 15-slot ATC/ATO fuse fuse holder design, which can realize more wiring methods and use. Waterproof relay box: This 12V relay box is equipped with an upper cover and a lower cover. The box body is made of nylon, which is flame-retardant and waterproof, durable, and the overall structure is sturdy and has strong anti-disassembly performance. Removable slot: This 12V relay box kit with cover is designed with removable relay and fuse slots, making the installation of terminals simple and convenient. Applicable terminals: This 12v relay box also comes with 50 relay terminals and 30 fuse applicable terminals to avoid improper purchase or excessive terminals. Specification: Material: ABS Size:22cmx14.99cmx11.99cm/8.66inch x 5.90inch x 4.72inch Maximum Voltage: 32 (V) Maximum Current: 40A (A) Temperature control range: -32 ℃ To +120 ℃ Color: black Package Contents: 1 set of 12V Fuse Relay Box 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.