Description: Versatile Compatibility: Designed for HO scale train models, this DCC base board is great for upgrading or electric locomotives, offering enhanced performance and functionalityPremium Quality Materials: 1:87 ho scale circuit board, constructed with a combination of metal and PP, ensuring durability and reliability for long term use in your model train setupsCompact Design: With dimensions of 7.2cmx1.8cm/2.83inchx0.71inch, these boards are compact yet efficient, fitting seamlessly into your model trains without compromising on spaceEasy Installation: The railways trains circuit boards 8 pins configuration allows for straightforward installation, making it an ideal choice for both beginners and experienced hobbyists looking to enhance their model trainsAccessories: Easily upgrade your train model with this ho scale train accessories, which is designed to provide performance in a compact form factor Specification: Material:Metal PP Size Chart: 7.2cmx1.8cm/2.83inchx0.71inch Package Includes: 1 PCB board Note: 1.This is not infant toy , please take away from children to avoid eating.2.Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.