ITEM NAME:20 Pcs 40pin 2.54mm Female Ardunio Single Row Straight Header Strip Connector Descriptio n Description: 100% brand new and high quality Strips of 40 straight single header pins Suitable for Ardunio DIY Best choice for you Specification: Material: Metal+Plastic Color: As the picture shows Single size: Approx. 4.06*0.12*0.47inch/10.3*0.3*1.2cm Package included: 20x Single Row Straight Female Header Connector Note: 1.Please allow a little size error due to manual measurement. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. High quality buy, happy buyï ¼ 20 Pcs 40pin 2.54mm Female Ardunio Single Row Straight Header Strip Connector.Suitable for Ardunio DIY. 20x Single Row Straight Female Header Connector. Single size: Approx. Best choice for you. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted.