The audio level indicator module with screw connection is a versatile device that makes monitoring audio levels much easier while being easy to install and use.

COB LED ring, made of aluminum PCB, emits cold white light (6000-6500k) at 12 V DC with a maximum current consumption of 300 mA, offering a wide beam angle of 120 °

COB LED ring, made of aluminum PCB, emits cold white light (6000-6500k) at 12 V DC with a maximum current consumption of 900 mA, offering a wide beam angle of 120 °

Module with real-time clock and CR1225 battery socket for voltage backup. It communicates via the I2C interface. Seeed Studio 103030277

40-pin male straight socket, 2.54mm pitch, DC3, dual-row, for IDC connector. IDC-40P-S.

N-channel 120V 7.9mΩ standard level MOSFET in TO220, TO-220AB, NXP, RoHS

Module with MEMS microphone; model SPW2430 with built-in amplifier. The plate also has a 3.3 V voltage stabilizer needed to power the microphone. Adafruit 2716

An efficient step-down converter that reduces the input voltage to 5 V at a maximum current of 100 mA, offering high efficiency due to low quiescent current (<20 μA). It supports input voltage from 5 V to 65 V, has a Power Good (PGOOD) function, an EN input for system shutdown, and short circuit and overheat protection, making it a reliable and energy-efficient solution. Pololu 5373

Light ring with 24 single-color LEDs controlled by the I2C interface. The board can be powered with 5 V and consumes up to 5.5 mA per diode. Seeed Studio 104030013

Module with LED driver. It can control LED strips with a length of 1 to 2 meters at a voltage of 9 V or from 1 to 5 meters at a voltage of 12 V. Seeed Studio 105020002

An efficient step-down converter that reduces the input voltage to 12 V at a maximum current of 100 mA, offering high efficiency due to low quiescent current (<50 μA). It supports input voltage from 12 V to 65 V, has a Power Good (PGOOD) function, an EN input for system shutdown, and short circuit and overheat protection, making it a reliable and energy-efficient solution. Pololu 5377

The module is based on the GD32E103 microcontroller, supporting CAN FD at up to 5 Mbps, making it ideal for automotive and automation applications. With AT command support, Grove connector and compatibility with XIAO RP2040 boards, the module offers easy integration in IoT projects such as monitoring or automation. Seeed Studio 114992978

The module is compatible with the Grove Base Shield and designed to implement a wireless serial connection. It uses Bluetooth 4.0 (BLE) HM-11 and UART communication. Seeed Studio 113020008

The module is compatible with the Grove Base Shield and designed to implement a wireless serial connection. It uses BluetoothV2.0+EDR and UART communication. Seeed Studio 113020008

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±10 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and its low current path resistance (~1.6 mΩ) minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5452

A modern current sensor combining the Hall effect with an inductive coil, which allows for precise measurements of both the DC and AC components up to 5 MHz. Thanks to its lightning-fast response time and low path resistance, it is perfect for motor control systems, power converters and protection systems. Pololu 5232

EC200U‑EU C4‑P01 is an economical and functional board for developing IoT solutions with LTE Cat‑1 connectivity, GNSS positioning, and optional Bluetooth. With support for QuecPython, HAT compatibility, and a rich set of indicators and connectors, it serves as an excellent foundation for monitoring, telemetry, and mobile communication applications.

Small form factor IR camera capable of tracking up to four heat/IR sources, can be controlled with Arduino, AVR via I2C interface. SEN0158

The DC BUCK Adapter (7.2V) is a compact switching regulator designed to power servos that communicate via serial bus. With a wide input voltage range and easy installation, the module is ideal for robotic systems and applications requiring stable 7.2 V power from various energy sources.