Antifreeze Tester, Coolant Test Strips, Coolant Tester Accessory for Understanding The State of Coolant, Battery Hydrometer for Testing Hot or Cold Batteries on 6V/12V/24V Systems

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• Dual-Scale ℉/℃ Accurate Readout: Features both Fahrenheit and Celsius scales with a measurement range from -45 °F to 13 °F; the clearly marked dial delivers instant, precise readings at a glance for intuitive coolant condition monitoring without guesswork.
• Precise Freezing Point Detection for Engine Protection: Accurately measures antifreeze concentration and coolant freezing points; this dial-type tester helps prevent engine freeze damage and costly repair bills, making it an essential maintenance tool for extreme cold snaps and harsh winter weather.
• Heavy-Duty Durable Build for Long-Lasting Use: Constructed with a flexible silicone bulb and hose paired with a rugged PC body; it withstands frequent daily use and repeated handling without malfunction, delivering consistent, reliable performance for long-term vehicle care.
• Compact Lightweight Design for On-the-Go Testing: Measures 3.9 in × 0.7 in body, 5.3 in × 0.4 in hose, and 1.8 in head width; its pocket-sized build fits easily in glove boxes, tool bags or trunks, allowing quick coolant checks anywhere on the road.
• Effortless One-Hand Operation for All Skill Levels: No professional tools or expertise required; simply insert the hose into the coolant reservoir, draw fluid to the marked line, and read the freezing point directly from the dial, completing a full check in seconds.