1. Pure copper plated antenna, good conductive performance, long service life. 2.PA66 shell enhanced flame retardant, thickened nylon corrosion resistance, quality assurance, recommended purchase. 3. The product is widely used. 4. Waterproof.·1. Smart wearable products: smart watch, smart bracelet, smart glasses, Bluetooth headset, VR, etc. ·2.3C Consumer products: tablet computer, electric vehicle, smart water cup. Mobile phone. Charging data cable, etc. ·3. Medical industry: medical equipment, hearing AIDS, blood pressure monitors, heart rate monitors, handheld electrocardiograph, etc. ·4. Intelligent equipment: intelligent robots, sensors, handheld devices, drones, vehicle equipment, etc