Trailer update part 2

Did some work on the trailer today So here is a video of what I did . Too here a link of what I bought from Amazon.
https://www.amazon.ca/dp/B078PQ6V8C?p...
To a description:
PEAKTOW PTL0101 Deluxe 12V LED Submersible Trailer Light Kit
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4.6 4.6 out of 5 stars 2,203 ratings
#1 Best Seller in Trailer Lighting
$35.99
Brand PEAKTOW
Colour Black
Light source type LED
Vehicle service type Truck, Trailer, Boat
Special feature Waterproof
Voltage 12 Volts
Position Rear
Item dimensions L x W x H 12 x 12 x 7.3 Centimetres
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About this item
1- Includes: 2-Stop/Turn/Tail lights, 2-Side markers, Total 26 Ft. 4-pole color coded wiring harness, license plate bracket, mounting hardware.
2- DOT compliant. SMD LED lens which gives even better performance than traditional eagle eye LED, extremely bright.
3- Waterproof and submersible (tested). Compatibility: trucks, trailer, boat trailer, travel trailer, camper, RV, motorhome. Color: red (tail light) + amber (side marker).
4- No screws on the surface. No rust risk in the future. Automatic modular production without hand placing and welding diodes improves the stability of quality.
5- 100% tested before shipments. Six months limited quality warranty. If you have any questions, comments, or issues, please contact us through Amazon message.
Universal fit_type

Manufacturer ‎Autto Web Services Inc.
Place of Business ‎Beaconsfield, Quebec H9W 4X8, CA
Brand ‎PEAKTOW
Product Dimensions ‎11.99 x 11.99 x 7.29 cm; 1.13 Kilograms
Item model number ‎PTL0101
Is discontinued by manufacturer ‎No
Manufacturer part number ‎PTL0101
Position ‎Rear
Bulb type ‎LED
Special features ‎Waterproof
Voltage ‎12 Volts
Item Weight ‎1.13 kg