Installing two 2,000 lumen lights on my Nomad 1 that run off the bike's power.

I'm installing two lights on my Velotric Nomad 1 that draw power directly from the e-bike, eliminating the need for a separate battery.
Parts used:

Lights (x2): https://www.amazon.com/dp/B06XHJ7RFS
Power Switch: https://www.amazon.com/dp/B0BWW3M31R
DC-DC Step-Down Converter: https://www.amazon.com/dp/B0D3KNHH11