Features: 1.OE Number: The referencing OE number of this battery wiring harness are 4749A5531, 4716?4701, 4749B5531, which is molded and designed depend on the original data. 2.Harness Design: The wiring harness is desinged with battery side harness, 15 amp resettable fuse and trailer side connection. They are connected with a plug that is easy to disconnect. 3.Convenient: The trailer side connection is pre attached with 12?10 AWG butt splicing connectors to wrap the mating after connecting to the trailer's 12 volt input wire. 4.Function: Designed for your vehicle that with hard to access batteries, extending battery charging terminals, keeping it trickle charged saves the battery. 5.Easy Install: Easy to use, just find the wire leading to the converter and connect the positive and negative poles correctly. Which is fits for pop up camper harnesses. Specification: Item Type: Battery Wiring Harness OE Number: 4749A5531, 4716?4701, 4749B5531 Material: ABS, copper Application: Fits for pop up camper 1999-2010 Note: Please double check the part number of your item, matching information is for reference only. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!