Elecrow Blogs

Stop waiting weeks for expensive US prototype PCB assembly. Elecrow offers a revolutionary alternative, delivering high-quality, fully assembled PCBA prototypes with breathtaking speed—as fast as 24 hours. Our service is built for makers and engineers, combining low costs with reliable quality to accelerate your innovation. Bring your design to life faster with Elecrow.

Discover the simplest way to build a solar-powered Meshtastic node. This guide walks you through deploying the all-in-one ThinkNode M6, an outdoor-ready device with integrated solar, battery, GPS, and LoRa. Forget complex wiring and soldering; just mount the unit, configure it via the app, and establish your reliable, off-grid communication network.

Elecrow offers expert one-stop display customization, guiding your project from prototype to mass production. With a low MOQ of 500 pieces, we make custom HMI, TFT, and ESP32 displays accessible for any project. Tailor every detail, including PCBA, brightness, and touch technology, all backed by our decade of expertise and high-quality manufacturing.

Learn to assemble the versatile Elecrow Mini PC Case for your Raspberry Pi 5 or Jetson Orin Nano. This step-by-step guide walks you through installing the SBC, heat sink, and three RGB cooling fans. Connect the custom PCBA board and the 1.3” OLED screen to complete your cool, compact, and functional DIY mini PC.

The official Raspberry Pi Touch Display 2 provides a native DSI portrait screen, perfect for projects requiring a free HDMI port. In contrast, the Elecrow RC050 offers superior versatility with its standard landscape HDMI input. Its cross-platform compatibility, OSD menu, and audio output make it a smarter, feature-rich choice for most makers.

Discover the world's top 15 PCB manufacturers for 2025 in our comprehensive guide. We analyze leading suppliers, from industrial giants like Unimicron to prototyping specialists like Elecrow. Each profile details main products, applications, factory locations, and distinct advantages for industries ranging from automotive and telecom to consumer and DIY electronics.

Gear up for the new school year with Elecrow’s Back to School STEAM campaign, running from August 6th to September 5th. Enjoy exclusive discounts on STEM kits, up to 40% off for school bulk orders, and join our massive giveaway. Share now to win weekly prizes, a CrowPi 2, and get an instant $5 coupon!

Discover how an integrated ESP32 HMI display simplifies complex projects by eliminating hardware headaches. This guide explores the architecture and software ecosystem of all-in-one platforms, then showcases three inspiring community projects you can build yourself: a Spotify remote, a retro arcade cabinet, and a custom Home Assistant controller with full tutorials.

A PCB's "assembly layer" is not a single layer, but a system of layers critical for manufacturing. This system includes the silkscreen for component labels, the solder paste layer for SMT, the solder mask to prevent shorts, and a surface finish for solderability. These layers work together to guide the PCB assembly process.

Compare Elecrow's 1.28" and 2.1" Rotary Screens, both featuring an ESP32-S3 core with touch and knob interaction. The compact 1.28-inch excels in portability and value, perfect for embedded devices. The larger 2.1-inch boasts a high-resolution display for data-rich UIs. Your choice depends on project needs for size versus visual detail.