For fast, simple and strong splicing of automotive electrical wires. Easy-to-use, no wire strippers or crimper required. Maximum electrical rating: 600 volts. Maximum temperature: 105°C. Terminal material: brass. Plating: tin insulation. Material: PP. Contents: Red: 0.5mm2 x 1.0mm2 (25pcs). Blue: 1.5mm2 x 2.5mm2 (25pcs).