Easy installation by simply drilling a 3/4 hole, not square cutouts! Keyhole slot to prevent turning handles up to 16amps
3.Material
Base plastic Nylon66
Button plastic ABS or Nylon66
Copper parts such as terminal Copper H62
Terminal surface treatment Silver planting
Contact Ag or Composite silver
Spring Tungsten steel
Waterproof cap PVC(It has waterproof cap if required)
Mount-PCB