Ethylene Glycol Antifreeze Tester Dial Type Key Information • Tests ethylene glycol strength with engine hot or cold. • Composite body and rubber bulb for workshop durability. • Model No. AK409 • Tests ethylene glycol strength and includes temperature adjustment scale for accurate interpretation of mixture strength. • Composite body and rubber bulb for workshop durability. Product Description Tests ethylene glycol strength and includes temperature adjustment scale for accurate interpretation of mixture strength. Composite body and rubber bulb for workshop durability. Specifications (if applicable) This item comes with 30 days international returns. Please contact us for more information. Ships within 1 business day, internationally. Have Questions? Message us directly throug.