So these adhesive PCB spacers are actually super handy for anyone working with electronics or circuit boards. You get 24 pieces in white plastic, and they're designed to keep your PCB boards securely elevated and insulated. The support height is 0.48 inches (12.2mm) which is perfect for most standard applications. What's really cool about these is the adhesive base - it's strong and sticks really well to flat surfaces, but the best part is the unique buckle design that firmly holds your circuit board without damaging it during installation or removal. The base measures about 19.7x19.7x2.5mm, and the support column diameter is 6.8mm, designed to fit PCB holes between 4.0-4.3mm. They're made from anti-corrosion plastic that lasts a long time, which is great because you don't want these failing down the line. Installation is a breeze - just push the spacer into your board's hole, peel off the adhesive backing, and stick it wherever you need support. I've used these for computer motherboards, game console repairs, and various DIY electronics projects, and they work like a charm. They keep your boards at a consistent height, which is important for proper airflow and preventing short circuits. The white color makes them easy to see against darker boards too. Just make sure to measure your circuit board holes before ordering to ensure proper fit. Seriously, if you're tired of wobbly circuit boards or dealing with complicated mounting systems, these simple spacers are a game-changer. They're one of those small components that make a big difference in your projects' professionalism and reliability.