Features: * brand new and high quality *Made of high quality material, and practical to use *Fast installation without striping wire job. *Simple crimping with normal tool, squeeze down the metal insert with *Pliers and snap the cover in place *With insulating Safety cover *Made of high quality & heavy duty vinyl insulation. Specifications: *Color: Red/ Blue/ Yellow *Quantity:150Pcs *Material: PVC＋Copper *Type: Lock Quick Splice Connector *Size: 50Pcs Yellow Connectors: Suits cable / wire sizes 12-10AWG / 4.0-6.0mm² 50Pcs Blue Connectors: Suits cable / wire sizes 16-14AWG / 1.5-2.5mm² 50Pcs Red Connectors: Suits cable / wire sizes 22-18AWG / 0.5-1.5mm² Package Contents: 150pcs Wire Connector Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. brand new and high quality Made of high quality material, and practical to use Fast installation without striping wire job. Simple crimping with normal tool, squeeze down the metal insert with Pliers and snap the cover in place