Easy and simple to use. Can be used to connect internal wiring. Non-insulated mixed female spade crimp terminal connector kit including 2.8mm/4mm/4.8mm/6.3mm. Comes with insulating sleeves safe to use and plastic box to store the terminals. Wire crimp type can be used to , auto, for battery or rocker switch quick connecting/disconnecting. Type: Male and Female Car Spade Connector Quantity: 150pcs Storage Box Size: 13*7*2.2cm / 5.1*2.8*0.9 inch (L*W*H) Color: Gold + Silver Material: ABS + Metal Package Contents: 15 * 6.3MM Male Terminal 15 * 6.3MM Female Terminal 15 * 4.8MM Male Terminal 15 * 4.8MM Female Terminal 15 * 4MM Male Terminal 15 * 4MM Female Terminal 15 * 2.8MM Male Terminal 15 * 2.8MM Female Terminal 30 * 4MM Insulating Sleeve 1 * Package Box Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.