1.Rating: DC 30V 0.5A 2.Contact Resistance : 30mΩ max(initial) 3.Insulation Resistance: 100MΩ(minDC 250V) 4.Dielectric Strength : AC500V(50Hz for 1minute) 5.Electrically Life:5,000cycles 6.Environment temperature: -30℃-70℃ 7. Actuating Force :3~20N