This was my set up for this! No light other than the 2 strands of Christmas lights and the residual light coming from my bedroom, and I turned my phone into a remote trigger.
Settings:
1/4 shutter
1.4 f/s
400 ISO
Edited in Lightroom.
Settings:
1/4 shutter
1.4 f/s
400 ISO
Edited in Lightroom.
This just all goes to show, you do not need anything fancy to get creative. No fancy, expensive lights, and not even a real remote trigger.