Material Body: LCP(Black) ,UL 94V-0 Rated. Contacts: Brass Retention Clip: Copper alloy Plating :Gold plating over Nickel on contact area Tin Plating on Solder Tail. Mechanical: Insertion Force: 0.74N max per contact pair; Withdrawal Force: 0.15N min per contact pair; Contact Retention Force: 3.92N min per contact; Electrical Specification Current Resistance: 1.7 Ampere per contact. Contact Resistance: 30 Milliohms Max. Insulation Resistance: 1000 Megohms Min, At 500V AC. Dielectric Withstanding Voltage: 500V AC. Environmental Operating Temperature: -40°c to +105°c.