Rainbow HAT - Android Things extension module for Raspberry Pi

An interactive addition to the BBC micro:bit that lets you create music using 15 touchpads that function like piano keys. The module has a built-in amplifier and speaker, so it doesn\'t require additional audio equipment. Powered via micro USB, it automatically supplies power to the micro:bit, simplifying operation. The keys can perform musical or control functions, making the :KLEF Piano ideal for educational, creative, and hobby projects. Kitronik 5631

LoRa communication module with touchscreen and two microcontrollers (ESP32-S3 and RP2040) for long-range wireless communication, ready to work with the built-in Meshtastic software. The integrated SX1262 module supports LoRa connectivity, and thanks to Wi-Fi and compatibility with over 400 Grove modules, the device can be flexibly expanded and integrated into IoT projects. It can act as a mobile or stationary node in a mesh network, offering independent field communication without access to the cellular network, making it ideal for applications in education, automation and emergency situations. Seeed Studio 114993532

Digital Brix refractometer, enabling fast and precise measurement of sugar concentration in the range from 0% to 55%. Equipped with a 1.54” IPS color screen and automatic zeroing and data saving functions, it is perfect for the food industry, agriculture and laboratories. Compact design, built-in 600mAh battery and USB-C charging make it a convenient and mobile tool for daily quality control. Fnirsi JBM-20

This advanced dual-channel function generator features a 25MHz bandwidth and 1GSa/s sampling rate, offering precise arbitrary and square waveforms thanks to TrueArb and EasyPulse technologies. Featuring 16-bit resolution, amplitude up to 20Vpp, and features such as PRBS, analog/digital modulation, and a frequency counter, it\'s ideal for signal testing and measurement automation. The device supports remote control via LAN/USB and a web browser, and a 4.3-inch LCD screen ensures easy operation. Siglent SDG1022X Plus

ESP32-C5-DevKitC-1-N8R4 is a development board with the ESP32-C5-WROOM-1 module, supporting WiFi 6, BLE, Zigbee, and Thread. Equipped with 8 MB Flash and 4 MB PSRAM, it is suitable for IoT projects and automation systems, offering extensive communication capabilities and easy integration with sensors and peripheral modules.

PLA filament (black) with a diameter of 1.75 mm and a net weight of 1 kg, manufactured by Prusa Research with a diameter tolerance of ±0.02 mm, designed for FDM 3D printers. Prusa Research

LED-ALS-P10000mW-W-lm1100-140 FLT RW4K is a 10 W Power LED diode with a color temperature of 4000 K and a luminous flux of 1100 lm. Thanks to its wide 140° beam angle and compact housing, it is suitable for lighting projects requiring high brightness and stable operation.

This 1-meter nylon-braided USB-A to Micro USB cable is designed for power and data transfer in electronic devices. Its durable construction and universal connectors allow for use in workshops, laboratories, and everyday mobile devices

The 8520 Hollow Cup DC Motor, a miniature 3.7V DC motor with speeds up to 37,000 rpm, is ideal for applications requiring fast response and low weight, such as micro drones, mobile robots, and test equipment drive systems. Its compact size and lightweight design facilitate integration into electronics and mechatronics designs

The 5.5×2.5 mm to 5.5×2.5 mm DC jack adapter allows you to quickly adapt your power supply plug to devices with a different DC jack size. It\'s used to power electronic modules, network equipment, and monitoring systems

The Jetson Nano 2GB Kit from Seeed Studio is a development platform with a 128-core Maxwell GPU, designed for learning and prototyping real-time AI solutions. It supports JetPack SDK, HDMI, CSI, Ethernet, and GPIO, making it ideal for educational and robotic projects.

A high-performance 128GB M.2 PCIe Gen 3 x4 SSD offering fast data transfer rates and technologies that enhance write integrity and durability. It\'s ideal as a fast system drive in NVMe-enabled laptops and desktops. Patriot P300P128GM28

Demineralized water produced by Kryptontek in a 1000 ml PET bottle is used in electronics, technical service, and laboratories. It provides high purity and safety for precision devices and systems that require operation with water free of mineral contaminants.

ESP32-P4-WIFI6-DEV-KIT-C is the most comprehensive kit with a 10.1" display, camera and full audio-video support, dedicated to HMI applications, intelligent control systems and interactive IoT devices. It provides high performance, multi-protocol connectivity and integration capabilities with AI platforms and industrial-grade security systems.

ESP32-P4-WIFI6-DEV-KIT-B is a complete development environment with a touch display, camera and speaker, ideal for creating user interfaces, interactive devices and automation systems with Wi-Fi 6, BLE and Ethernet support. The kit enables rapid prototyping of projects with image and sound processing and integration with AI platforms.