ECM Wiringsize:T-connector connector- Red: AWG 22-18; Wire diameter range: 0.5-1. 5 square millimeters- Blue: AWG 18-14; Wire range: 1. 5-2. 5 square millimeters- Yellow: AWG 12; Wire count range: 2. 5-4. 0 square millimetersMale spade connector- Red: AWG 22-18; Wire diameter range: 0.5-1. 5 square millimeters- Blue: AWG 18-14; Wire range: 1. 5-2. 5 square millimeters- Yellow: AWG 12; Wire count range: 2. 5-4. 0 square millimeters60 pieces:Red connectors: 20; 10 T-connectors, 10 male spade connectorsBlue connectors: 20; 10 T-connectors, 10 male spade connectorsYellow connectors: 20; 10 T-connectors, 10 male spade connectorsSpecification:Color: red, blue, yellowQuantity: 60/90/120/240/360/480 piecesMaterial: nylon, copper, tinType: T-connector, spade male terminalMale spade connector length: 25mmT-joint connector length: 37mmTerminal shovel width: 6.3mmTerminal width: 11mmDiameter: 3.5mm (red); 4.5mm (blue); 6.3mm (yellow)notes:Due to various factors such as monitor brightness and light brightness, the actual color of the item may be slightly different from the image displayed on the website.