we are a professional manufacture of connector for about 20 years ,handling export and import of connectors and memeory cards.we can offer comptitive price and superior quality. We have productions capacity of 6 million units a mouth.If you have any interest in our products ,pls feel free to contact me.Thank you! Withstanding Voltage: 500V AC Max for 1 Minute Insulation Resistance: 1000M Ohms Voltage Rating: 250V AC Current Rating: 0.5A AC/DC Max Contact Resistance: 40M Ohms MaX Operating Temperature: -25C+85 C Insertion Cycles 5000 Times