Caution: color: we ship according to the color of the first picture, in the package: If the quantity is not stated in the description, we will ship the item according to the quantity and model in the title.If the title does not have a quantity, it is 1pcs. 2-Channel isolated can expansion hat,for raspberry pi,mcp2515 + sn65hvd230 dual chips solution, multi onboard protection the product is shipped based on the color or size of the main image of the product page. Size:65x56.5Mm material: plastic colour:blue package contents: 1 x 2-channel isolated can expansion hat only the above package content, other products are not included. Note: light shooting 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.