Temperature: -50~+70'C; humidity: 98% @ +40'C; air pressure: 4 4kpa; 10~100Hz vibration 100m/s2 acceleration; 60~80/min shock 250m/s2 acceleration; centrifuge: 250m/s2 acceleration; rated voltage: 400V for 2 3 4 pin connection 250V for 5 6 7 8 pin connection; rated current: 5A; contact resistance for each pair: <= 0.005 ohm; insulation resistance: >= 1000mohm; after constant temperature test: >= 20mohm; test voltage: 1500V for 2 3 4 pin 1200V for 5 7 pin(50Hz effective value); after constant temperature test: 1200V for 2 3 4 pin 1000V for 5 7 pin; separating force: 1-3N for single pin; total separating force: total separating force of single pin x 1.5; lifespan: 500 times plug without damage to the socket.