1.working voltage:300~450V/DC;200~350V/DC 2.working current:2~3.5V 3.working temperature:-50~+125 4.machanical endurance:1000 The characteristics of the products are as follows: Push-Pull button makes it easy to connect and separate. An Automatic lock make it reliable to be connected. A modified design of key makes it to avoid misinserting. Compact structure makes it small-size. Mechanical ...