It comes with a 'big' connector, but it can be removed to reveal the wires and you can screw them into the amp's connector. It's very durable, plastic doesn't melt, except for the plug itself. I use it to take oven temperatures that average 1000 degrees Fahrenheit. I think it's a little inaccurate because it doesn't fit my oven, but I'm not sure if it's perfect. It's hard to tell which one is disabled