I add a few CFL's with my LED's to keep the temps up, I figure it's better money spent than a heaterI'm thinking about switching to LED lights instead of CFL bulbs but my rooms will get too cold in winter.
Saw this on TV and it may be perfect for my small rooms provided it doesn't catch fire.
https://www.handyheater.com/?utm_source=Shopping&gclid=CMu2rIGd5NACFVlMDQoddd0NSQ