Features: The quick wiring connection terminals are make of thickened coppers materials for strong conductivity, better heat dissipation and good stability. Easy to Operate: Prepare the strips cable, then put the cable into the shrink tube, insert the cable and tighten the screws with the wrench, then heat the shrink tube to completes the wiring. Suitable for 8awg wire connections, ensuring a correct fit and secure connection. This wire connector kit are easy installation without the need for crimping tool, streamlining the setups process. Widely used in home appliances, automobiles, power industry, mechanical equipment. Specifications: Materials: Coppers Wiring Connection Terminals Size: Approx. 0.7x0.54x1.6cm/0.27x0.21x0.63inich Mounting Screws Length: Approx. 0.50cm/0.20inch Heating Shrink Tubes Length: Approx. 5.0cm/1.97inch Wrench Length: Approx. 4.50cm/1.77inch Package Includes: 20Pcs Wiring Connection Terminals 20Pcs Heating Shrink Tubes 40Pcs Mounting Screws 1pc Wrench 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.