[Easy Installation] No crimping tool is required, just insert the pins into the housing for a quick connection or disconnection. The connection has a "locking" design, which is very easy to use. [Cable Wire Measurement] Each adapter has 2 wires, one is black and the other is red, they are both about 150mm long with 18AWG wire diameter. [Wide range of applications] Ideal for most vehicles, audio, video, speaker installations and other electrical equipment. The connectors are widely used for a variety of low voltage home and low loss DC connections. [Quantity] This package contains 20 pcs male connectors and 20 pcs female connectors. You can use the wire connectors to connect wires very quickly. [Quick Response] They are very easy to use for situations that require quick connection/disconnection. Specification: Connector type: 2-pin Connection type: Male and female push-in Cable type: 18AWG Insulation material: PVC Conductor material: tinned copper Cable length: 15cm/5.9 inches Quantity: Male connector*20+Female connector*20