Illuminate your proactive maintenance routine with the 'Expert by Facom Battery Hydrometer'. Crafted by the renowned brand, Expert by Facom, this hydrometer offers a reliable solution for evaluating the specific gravity of your battery fluids. It enchants with its dual-reading system, providing values in both gravity and percentage charge to keep you informed about your battery's performance. Plus, its colour-coded floating discs offer an effortless visual aid, indicating your battery's charge state at a glance. Enhance your battery maintenance routine with this indispensable tool.