Don’t you get tired by constantly swapping out batteries from your LEGO Battery boxes?
After many years of doing the same it was enough. With our new USB Power Box you will always have 100% power on all your LEGO models. Great for static models (like GBCs) or in combination with a USB Power Bank perfect for remote models.
Inspired? Give your LEGO Power Functions a boost!:
https://pv-productions.com/product/usb-power-box/
See also our C Model Building Instructions & accessories: https://pv-productions.com/product-category/lego/