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The Akyga AKY1970 alkaline battery (AAA, LR03) with a voltage of 1.5V and a capacity of 1300 mAh provides long-lasting power for everyday devices. The package contains 10 batteries, making it an economical solution for users needing a reliable power source.

Prototype contact plate 170 points, 35x47 mm in light green color. PPS0170 GREEN

Pololu 2258

GPIO expansion board for Raspberry PI B + and RPi 2 - set: cable, adapter, contact pad 400 fields

A module with a high precision temperature sensor based on the MCP9808 chip. It communicates via the I2C interface. Adafruit 1782

Miniature (25x40mm) WiFi b / g / n module with 2.0mm goldpin connection with TCP and UDP protocols operating in standalone and access point mode. The module is equipped with UART and Ethernet interfaces, it is also possible to control GPIO lines. Powered by 3.3V. HF-A11-1

Krzysztof Krykowski

32-bit microcontroller from the STM32F4 family with ARM Cortex-M4 core, 256kB Flash, 128KB SRAM, I2C, HDMI-CEC, Irda, LIN, SPI, UART / USART, USB, DMA, PWM, 1.7 ... 3.6V, LQFP-144

Adjustable proximity sensor E18-D50NK allows detection of the object within 3 - 50 cm. Detection of an obstacle occurs due to the appearance of reflected infrared light.

Single operational amplifier STMicroelectronics LMV321LILT type Rail-to-Rail. It is designed to work with low supply voltages (supply voltage range 2.7V-5V), the maximum current consumption of the system is 250uA (at 5V voltage). System in the SOT23-5 housing

Amplified SiSonicTM Microphone, OMNI -22DB, Knowles, RoHS

Vibration sensor module with sensitivity adjustment. modVIBRATION_DET

Connector pliers for 8-pin, 6-pin, 4-pin connectors, incl. 8P8C (RJ-45), 6P6C (RJ-12), 6P4C (RJ-11), 4P4C, 4P2C PLUGS, DEC / OFF SET PLUG-6P6C, equipped with 2 knives. NAR0051

The universal stand protects against accidental thermal damage of various items during soldering. NAR0034

The compact (0.4″ × 0.5″) D24V5F9 synchronous buck voltage regulator takes an input voltage of up to 36 V and efficiently reduces it to 9 V while allowing for a maximum output current of 500 mA. Pololu 2845

Peltier TEC1-12706 module with 50W power and a 40x40x3.9mm heat dissipating surface. The maximum power consumption is 6.4 A at 14.4 V

Velleman 30 / 60W soldering station with stand.

Waveshare 2.13" e-Paper HAT+ e-paper display is a compact, energy-efficient module with partial refresh capability, designed for use with Raspberry Pi. Thanks to a high-precision RTC, compatibility with popular platforms, and robust Immersion Gold PCB construction, it is well suited for IoT devices, information systems, tags, and mobile applications requiring long battery life.

32-bit microcontroller from the STM32F4 family with ARM Cortex-M4 core, 512kB Flash memory, 128kB RAM, 100MHz, I2C, IrDA, LIN, MMC / SD / SDIO, SPI, UART / USART, USB OTG, Brown-out Detect / Reset, DMA, I2S, POR, PWM, WDT, 1.7 ... 3.6 V, A / D 16x12b, 48-UFQFPN

A set of five Velleman precision pliers. The set includes pliers: side, front, elongated, curved, flat. Compliance