4-in-1 antifreeze refractometer ethylene glycol, propylene glycol, for automotive cooling fluid, Windshield washer fluid, AdBlue(DEF), automotive and industrial battery fluid measurement

Description

❄️🔧 Stay ahead of winter breakdowns with the ultimate 4-in-1 antifreeze refractometer!

The BOWONG 4-in-1 antifreeze refractometer is a precision instrument designed for professionals and enthusiasts to measure freezing points of ethylene and propylene glycol, test windshield washer fluids, AdBlue concentration, and battery acid specific gravity. Featuring Automatic Temperature Compensation and a broad measuring range, it delivers fast, accurate readings in a compact, portable package complete with calibration tools and a protective case.