Safe Material- The terminal blocks are made of insulating and flame retardant material, which has long service life, no corrosion, anti-aging and under 4KV pressure and against electric shock. reduce the hidden dangers of high temperature leakage in circuits, as well as the current test hole. Easy to Use- Blode connector with button design, no need to be operated by tools , just push the orange clip slightly upwards 90, then plug in the wire and done. Instead of traditional electrical tape and intertwined butt connectors, technology innovation reduces wiring time by 70%.Makes work much easier and neater. Wide Application- 2 port/3 port/5 port electrical lever nut connectors are universal for hard and soft wire, such that you can use them to control multiple lights by one switch, 3 kinds of connector blocks meet your different needs. It is widely used in building wiring where space is limited for all necessary connections. Replace and Reusable- For maintenance replacement, you just need to unplug the terminals, no need to disconnect the wires to avoid incorrect connections. It can be recycled multiple times and can be removed when not in use. Wire Connector Kit-All wire connectors are encased in a plastic case for easy access ! Wire connectors are suitable for solid, stranded and flexible cables. Widely used in industry, lighting, security, communications and networking etc. It can definitely meet your needs!