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Cutaway view of a domestic water tank showing the water level and several monitoring methods, including an ultrasonic sensor at the top, a pressure sensor near the bottom, a float sensor inside, and an external gauge on the side.
  • Blog

Best Sensors for Water Tank Monitoring

If you want a reliable water tank sensor, the sensor…

Read MoreBest Sensors for Water Tank Monitoring
Realistic blog featured image of several compact microcontroller boards for battery-powered projects arranged on a neat electronics desk with a LiPo battery, small solar panel, sensor boards, USB cable, and tools.
  • Blog

Best Low-Power Boards for Battery Projects: What to Buy in 2026

Picking the best low-power boards for battery projects sounds simple…

Read MoreBest Low-Power Boards for Battery Projects: What to Buy in 2026
  • Blog

Home Assistant Infrared: How to Control TVs, Air Conditioners, and Other IR Devices

Infrared feels like old tech, but that is exactly why…

Read MoreHome Assistant Infrared: How to Control TVs, Air Conditioners, and Other IR Devices
Realistic featured image showing a modern home interior with Zigbee-style smart home devices including a smart plug, motion sensor, door sensor, smart bulb, and wireless button, connected by subtle glowing lines to represent a mesh network, with a small central hub visible in the scene.
  • Blog

What Is Zigbee? A Beginner-Friendly Guide to Zigbee Smart Homes

If you are trying to work out what Zigbee is,…

Read MoreWhat Is Zigbee? A Beginner-Friendly Guide to Zigbee Smart Homes
A detailed ESP32-C5 development board floats above a dark futuristic background, illuminated from above with dramatic lighting. Subtle blue circuit traces glow beneath the board, drawing attention to the chip, pins, and antenna area. The image has a clean, realistic, and professional tech blog style in a wide landscape format.
  • Blog

ESP32-C5 Explained: Features, 5 GHz Wi-Fi, ESPHome Support, and Whether It’s Worth Using in 2026

The ESP32-C5 matters because it fills a gap that had…

Read MoreESP32-C5 Explained: Features, 5 GHz Wi-Fi, ESPHome Support, and Whether It’s Worth Using in 2026
Realistic 3D-style featured image showing a LoRa MeshCore network across a semi-rural or suburban landscape. A smartphone in the foreground connects to a nearby companion node, while multiple small radio-style nodes are placed across houses, poles, and open land in the background. Glowing wireless signal lines hop from node to node, illustrating decentralised communication, long-range coverage, and repeater-based mesh networking. The scene uses modern cinematic lighting and a polished tech-blog style, with no central router or cloud hub as the main focus.
  • Blog

MeshCore Explained: A Complete Guide to LoRa Mesh Networking

Over the last few years, LoRa (Long Range radio) has…

Read MoreMeshCore Explained: A Complete Guide to LoRa Mesh Networking
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  • A dramatic, cinematic image showing a sleek mini PC glowing softly in a dark modern setup, with smart home devices and automation screens surrounding it. The composition feels premium and high-contrast but still realistic and clean. No text, no logos, no watermarks. Wide horizontal composition.
    The Best Mini PC for Home Assistant in 2026
  • Ultra-detailed 3D render, 16:9 wide hero image. An ESP32 development board is in the centre of the frame on a desk, with soft glows connecting it to floating minimal icons of a light bulb, thermostat, door sensor and Wi-Fi symbol. Background is a subtle outline of a house floor plan. Clean modern style, soft shadows, blue-grey colour palette, beginner-friendly and not too cluttered, with space for text on one side.
    Beginners Guide to ESP32 for Home Projects

J-Rat Techworks is my little home lab on the internet.
I build and share DIY electronics, ESP32 projects and home-automation ideas, with full code and build logs so you can copy or remix them.

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