Best-selling Stainless Temperature Ring In Europe And America, Cross-border Smart Temperature-sensing Color-changing

↓ ↓ ↓■Product Details■  ↓ ↓ ↓ Product specifications: width 8 mm The product material is stainless steel, which does not rust, does not fade, has high hardness, and is not easily scratched The product is exquisitely crafted, hand-polished, smooth, round, and translucent Vacuum electroplating in the surface treatment furnace, long-lasting color retention Packaging method: individual OPP bags The product weighs approximately 4.8 g --------------------------------------------------------------------This product uses a thermal temperature-sensing principle. Wearing it for 10-20 seconds will display the temperature -- it features a built-in ultra-thin temperature-sensing chip with a creative, stylish, and personalized design.Built-in thermal sensor chip, no need for external assistance such as charging, batteries, or electronics. It can be used for long-term temperature sensing, with a temperature display of 24 to 39 degrees, which adjusts according to body temperature changes.The temperature accuracy has a margin of error of 0.5 degrees, suitable for jewelry wear, fashionable ring.Not for medical use, there may be slight errors - please be aware Your satisfaction is our greatest pursuit! Thank you for your patronage - we look forward to your next cooperation.