green Digital Thermometer 1m waterproof probe, DC 5-12V for car engine Ultra-precise ±0.1C thermometer, 5-12V, LED real-time temperature monitoring

🌡️ Ultra-Wide Measurement Range & Industry-Leading Accuracy: Our digital thermometer delivers professional-grade precision with an industry-best ±0.1℃ error margin, 10 times more accurate than standard glass thermometers that typically have ±1℃ to ±2℃ errors. It features an impressive probe measurement range from -50℃ to +110℃ for detecting extreme temperatures in liquids and enclosed spaces, while the display unit operating range of -40℃ to +65℃ ensures stable, reliable performance in all typical indoor and automotive environments. ⚡ 5-12V Universal DC Power for Automotive & DIY: Designed specifically for 12V systems, this thermometer works seamlessly with any 5V to 12V DC power source (with a maximum safe limit of 15V), making it perfect for car dashboards, engine bays, solar-powered setups, and custom electronics projects. The simple two-wire connection system features clearly marked red for positive and black for negative, ensuring quick and straightforward installation without complicated wiring. 💡 Bright 0.56" LED Display for Easy Day/Night ReadingEquipped with a large 0.56-inch high-contrast LED display, this thermometer features crisp, bright digits that are easily visible from over 10 feet away, even in direct sunlight or complete darkness. The low power consumption of only 18mA allows for safe, continuous 24/7 operation without draining your power source, and the three available color options let you match your decor or optimize visibility for different lighting conditions. 🔌 1M Waterproof Probe for Durable, Flexible PlacementThe 1-meter long insulated cable gives you the flexibility to place the temperature sensor in hard-to-reach areas, while the fully waterproof metal probe can be safely submerged in water or other liquids for accurate readings. The sturdy, high-quality construction withstands daily use in harsh environments, and the display unit is splash-resistant for added durability (note: only the metal probe is fully waterproof). ⚠️ Important Safety Notes & Complete Package DetailsThis package includes one complete digital thermometer unit with attached 1M probe and power wires; please note that a 5V-12V DC power supply is not included and must be purchased separately. Critical safety warning: Reversing the polarity of the power connection will permanently damage the thermometer's internal chip, so always double-check your wiring before applying power. This versatile thermometer is suitable for use in aquariums, fridges, freezers, incubators, greenhouses, and many other applications.