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T300 Digital Tire Pressure Gauge from China Suppliers - High Precision, Compact Design for Automotive and Consumer Use

Discover the T300, the perfect addition to your product line that combines smart features with high precision in a compact and rugged design. As a leading choice among China suppliers and manufacturers, the T300 offers wide compatibility across both automotive and consumer segments. This low-cost add-on is ideal for tire inflators, car kits, and travel bundles, making it a versatile option for various applications. Battery-powered and maintenance-friendly, the T300 requires no proprietary parts, ensuring ease of use. Its flexible design is suitable for retail or white-label applications, making it a must-have from a trusted factory.

  • Measuring Range 3–200 PSI (0.2–13.8 Bar)
  • Accuracy ±0.5 PSI (±0.035 Bar), ASME Grade 2A Standard
  • Pressure Units Selectable between PSI / BAR / KPA
  • Power Supply 2 × AAA alkaline batteries, globally available and easy to replace
  • Smart Calibration Auto zero-reset for accurate readings in all altitudes or climates
  • LED Light Built-in for low-light or emergency night usage
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Product Details

Product Video
Smart, Wide-Range Digital Pressure Gauge for All Vehicle Tires & Air Equipment
The ETENWOLF T300 is a compact yet powerful digital tire pressure gauge, engineered for precision, durability, and ease of use. Designed to serve a broad user base—from everyday drivers to off-road enthusiasts and professional fleets—this device offers intelligent auto-calibration, a broad pressure range, and reliable performance across challenging environments.
With a high-accuracy sensor core conforming to ASME B40.7 Grade 2A, the T300 automatically recalibrates itself based on ambient air pressure, ensuring consistent readings whether you're in the mountains or on the highway. Its testing range covers 3 to 200 PSI (0.2–13.8 bar), making it suitable not just for cars and bikes, but also for pickup trucks, trailers, motorcycles, and sporting equipment.
Frequently Asked Questions
Q: What is the pressure range of the ETENWOLF T300?
The testing range of the ETENWOLF T300 covers 3 to 200 PSI (0.2–13.8 bar).
Q: How does the auto-calibration system work?
It features an intelligent auto-calibration system that automatically recalibrates the device based on the ambient air pressure.
Q: What accuracy standard does the ETENWOLF T300 meet?
The T300 is built with a high-accuracy sensor core that conforms to the ASME B40.7 Grade 2A standard.
Q: What types of vehicles and equipment can this gauge test?
It is suitable for cars, bikes, pickup trucks, trailers, motorcycles, and various sporting equipment.
Q: Who is the ETENWOLF T300 designed for?
It is designed to serve a broad user base, including everyday drivers, off-road enthusiasts, and professional fleets.