The product description 

Welding, quick insert common terminal (4.8 * 0.6);Quick plug terminal (6.3 * 0.6)

NC/NO conversion function

Normally closed contacts NC;Normally open contacts NO

Can form a complete set of power compression bar (H)

Can form A complete set of action buttons (A)

Electrical parameters can press 1 to 3 a, 6 a, 10 to 16 a custom

The operating force can be within the scope of 1.5 to 7.5 N