The CircuitWorks® Flux Remover Pen from Chemtronics is a specially designed tool for precise cleaning of printed circuit boards. Weighing 9.0 g, this pen allows for complete removal of fluxes within seconds and is distinguished by its ability to dry quickly. This product is ideal for cleaning the smallest areas on circuit boards, with the marker dispenser allowing for controlled and accurate application. The flux remover pen has a shelf life of 5 years, provided it is stored properly, making it a durable solution in the field of electronics manufacturing and maintenance.