Features: The shells is make of Plastic, which is flame retardant and high temperature resistant, reduces potential safety hazards, and is resistant to aging and corrosions. Conduction strips make of Copper materials, it has strong conductivity and is not easy to rust and corrosions. Stainless steel spring buckle has strong elasticity and is not easy to loose and fall off. Simple operate: easy wiring, plug and press, fast wiring. Fast wiring: safe plugs designs, wide wiring ranges, not need to worry about wire diameter, type, model. Usage: Used to connecting wire, electrical control, power supply, household appliances, lighting, machinery and other part. Specifications: Housing Component: PC Handle Component: PA Contact Component: Copper Size: As shown Use temperature: -40℃~+105℃ Wire diameter: single strands hard wire 0.2-4mm², multi strands soft wire 0.2-2.5mm² voltages: 250V Current: 32A Withstand voltages: 4kv Package Includes: 10pcs 2ports 10pcs 3 ports 5pcs 4ports 5pcs 5ports note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.