4. Upgraded Type-C interface rechargeable design, mini and compact, more convenient to use. 2. LED large-screen digital display is clearly visible and the water temperature data is clear at a glance. 1. High- sensor movement, accurate temperature measurement, sensitive to 0.1℃. 3. It has a wide temperature measurement range of 3.0℃-60℃, which can meet different water temperatures and is more convenient to use. 5. One-touch wake-up, 30-second long-lasting standby, and wireless temperature measurement outside the cylinder for easy access.