Dealing with a pressure cooker that's throwing C6, C6L, C6H, or E4 error codes? Don't toss that expensive cooker just yet - this Dreyoo pressure sensor replacement will likely fix it right up! This 2-pack set works with pretty much every major brand out there - Instant Pot, Cuisinart, Power Cooker, Farberware, Gourmia, you name it. Installation is actually way easier than you'd think - just flip your cooker over, remove the bottom plate screws, unplug a few connectors, swap the old sensor for this new one, and you're back in business. The package includes detailed steps that walk you through the whole process. These sensors are basically the brains that tell your cooker how much pressure has built up inside. When they fail, you get those annoying error codes and your cooker refuses to work properly. Cleaning the contacts sometimes helps, but if that doesn't fix it, this replacement part is your solution. Test it afterwards with 3 cups of water on high pressure for 5 minutes - if the quick release gives you a strong pressure vent, you've fixed it! Way cheaper than buying a whole new pressure cooker, and having two sensors means you've got a spare for next time. Seriously, save yourself hundreds of dollars and fix that cooker in under 30 minutes!