This V2 Rotation Sensor  is arduino compatible multi-ring rotation sensor. It is based on multi-turn precision potentiometer. It can rotate upto 10 laps. DFR0058

Hard disk frame HDD 2.5" in place of DVD Slim 13mm. Akyga AK-CA-56

Akyga AK-AD-15 is a cable adapter that allows you to connect a mouse (green connector) and a keyboard (purple connector) with a PS/2 plug to a USB port on your computer. Akyga AK-AD-15

1.8-meter USB 3.0 cable with USB A and B plugs, used for data transmission and powering devices, often used for printers and scanners. Akyga AK-USB-09

The cable allows you to connect a monitor equipped with a DVI port to a computer using a DisplayPort. CA-DPDV-10CU-0018-BK

The Sunon PF38281B1-000U-S99 is a high-performance, compact 12 V DC axial fan with PWM control, speed detection, and auto-restart. Designed for demanding cooling applications in electronics and automation, it offers reliable operation and meets stringent material safety standards.

Module with tact switch button. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 101020003

The sensor is designed for indoor air quality testing. The main gas detected is carbon monoxide, alcohol, acetone, thinner, formaldehyde and other slightly toxic gases. It is compatible with 5V and 3.3V power supply. Seeed Studio 101020078

1.5-meter service power cable designed to replace damaged cables or adapt the plug to CEE 7/7. One end of the cable has three solder wires instead of a traditional plug. Akyga AK-OT-01C

Module with 12-bit DAC converter and built-in EEPROM memory. The module is supplied with the voltage from 2.7 to 5.5V, the I2C interface is used for communication. SparkFun BOB-12918

ENS160 gas sensor module to measure the concentration of carbon dioxide (eCO2) and volatile organic compounds (TVOC) in the air. It communicates via an I2C or SPI interface. SparkFun SEN-20844

LoRa module with RP2040 microcontroller. It uses the SX1262 chip, ensuring reliable long-distance communication in the frequency range from 850 to 930 MHz. Included with a USB Type-C adapter. Waveshare RP2040-LoRa-HF-Kit

Adafruit 2479 - Bluefruit LE UART Friend - Bluetooth Low Energy (BLE)

Module with a sound sensor based on an electret microphone and LM358 amplifier. The board is equipped with a Grove connector and communicates via an analog interface. Seeed Studio 101020023

The compact MIDI synthesizer based on the XIAO ESP32-C3 and SAM2695 chip is a portable sound studio that lets you create music anywhere. With a built-in speaker, hundreds of instrument presets and support for up to 64-voice polyphony, it offers rich sounds and three modes: test, metronome and multitrack. With its open source, ease of use and pocket-sized format, it is the perfect tool for musicians, hobbyists and DIY creators. Seeed Studio 107990333

Akyga AK-OT-01P is a 1.5-meter service cable intended for repairing damaged cables. It has tips prepared for soldering, which makes installation easier. It is ideal for service technicians of household appliances and ATX power supplies, providing easy access to difficult places and durability during repairs. Akyga AK-OT-01P

Compact GNSS Module Integrated with Patch Antenna MT3333 Solution, Quectel, RoHS

BMA400 3-axis accelerometer module with a measurement range of up to ±16g. The board is equipped with a Qwiic connector and communicates via an I2C interface. SparkFun SEN-21207

A module enabling the conversion of input voltage in the range from 1.8 V to 5.3 V into the appropriate negative output voltage. It offers high efficiency in excess of 80%, making it ideal for applications where a lower power negative supply is required, such as biasing sensors or op-amp circuits. Pololu 2839

NCP571SN08T1G, Linear Voltage Regulators 150 MA ACMOS LDO, TSOP−5