Help! I started my first dollhouse and FINALLY got to a finishing point after about a year and a half. There are still a few minor things that need done but it’s finished enough for now (I needed to finish it by Xmas for my daughter). I have made dozens of little 1:24 models in the past and am a little knowledgable in electrical (aircraft electrician over a decade ago) but have since become rusty in the topic. I opted to install 6, small LED lights into the dollhouse, connected by a series of 9v batteries. Since my other smaller models have included similar setups with the LEDs and batteries,