quick to install.
Can't think of any way to use it faster than to plug it in.does not require tools, no damage.
Useful Screw crimping, but the need for tools, multiple crimping to the head of the damage, to re-stripping, there must be a certain skill, otherwise easy to fall off or short circuit.Reliable Contact. Air plug contact surface Large interface small size, not exposed and safe and difficult to corrod
