“In the realm of aqueous zinc-ion electrochromic technology, a breakthrough has been made. Expert researchers have developed ordered WO3 nanowire films using a one-step grazing angle deposition method, which significantly enhances response speed and optical contrast. This advancement offers a simple and effective strategy to improve the performance of tungsten oxide-based aqueous zinc ion electrochromic materials and devices, addressing the challenges of slow ion diffusion kinetics and limited optical contrast.”