The basics The Book Of Cosplay Lights - Getting Started With LEDs by Svetlana Quindt aka Kamui Cosplay.  The features Teaches you how to add LEDs to your Worbla costumes and take them to a whole new dimension! 48 full- color pages. The contents - Understanding electricity- Calculating registers- Series connections & parallel conections- Estimating battery lifespan- Choosing a connection type- Required tools and materials- How to solder- Resin gemstones, acrylic spheres and plexiglass