Features: Make of thickened copper, excellent conductivity, resistance to oxidation, and long terms performances. Easy installation: No crimping tool is required for installing this wire connector kits, making the setups process simple and easily. Our terminals find wide application in various industry, including home appliances, marine, automotive, electrical, and electronic fields. This connector kits provide stable connection that bear test of time in different environment. They can handle current up to 10-80A. Specifications: Component: Copper Type: Square 10Amp/Square 20A/Square 60A/Round 60A/Round 80A Size: As Shown in the Picture 10Amp Square power 2200W, wiring ranges 0.5-4mm²; 20A Square power 4400W, wiring ranges 0.5-6mm²; 60A square power 13000W, wiring ranges 1-16mm²; 60A circular power 13000W, wiring ranges 1-6mm², 80A circular power 16000W, wiring ranges 1-10mm² Package Includes: 10Pcs terminals Block note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.