🔌 Power Up Your Projects with AUSTOR's PCB Kit! Designed for international standards, ready for your next big idea! Pre-tinned holes ensure a hassle-free assembly experience. Craft your electronic experiments with precision and ease. 4 corner mounting holes for effortless setup. Dive into endless DIY projects with 40 versatile boards! Easy soldering 6 sizes 40 pcs The AUSTOR 40 Pieces Double Sided PCB Board Prototype Kit includes 40 double-sided boards in 6 sizes, designed for easy soldering and installation. Ideal for DIY enthusiasts and electronic projects, this kit features pre-tinned holes and convenient mounting options, making it a must-have for any innovative creator.