Features: 1. Not easy to pull off, plug it convenient, for ease of use, plug the other side to do the one, you can use the direct plug.2. Automatic Control, 5A125VAC~5A250VAC3. Temperature resistance: 80 degree centigrade4. Red line connecting VCC (ramps of +)5. Black wire connecting GND (ramps of -)6. Cable length: About 70cm Package included: 3x End Stop Limit Switch3x Cable