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 Introducing Adafruit FONA 808 GSM + GPS Shield, an all-in-one cellular phone module with that lets you add location-tracking, voice, text, SMS and data to your project, in Arduino shield format for easy use. Adafruit 2636

Recognizes the distance of an object away from the sensor up to about 10 inches (~25cm) and the location of the object from side to side across the sensor in about a 6 inch (~15cm) span. You will be able to use I2C or UART to communicate with the ZX Sensor via an Arduino-based microcontroller as well as a computer. SEN-12780

Voltage converter module with a symmetrical output of ± 18 V with a maximum power of 150 W. Used, among others, to power audio amplifiers

Stereo audio level indicator module. Equipped with 32 blue LEDs (16 per channel)

Audio level indicator module in the form of a kit for self-assembly. Equipped with 32 red and blue LEDs

A set with an analog audio level indicator in the form of a panel meter. Powered with AC or DC voltage from 6 to 12 V. It consists of two VU meters, module and wires

Analog audio level indicator in the form of a panel meter. Powered with AC or DC voltage from 6 to 12 V, it has a built-in backlight

A set with a prototype breadboard equipped with a Grove connector. Seeed Studio 103020232

IC socket in DIP32N package, 32-pin, 2.54 mm pitch, 7.62 mm pitch, RoHS

LoRa module with RP2040 microcontroller. It uses the SX1262 chip, ensuring reliable long-distance communication in the frequency range from 410 to 525 MHz. Comes with a USB Type-C adapter. Waveshare RP2040-LoRa-LF-Kit

7-segment LED display, 1 digit 13.20 mm, black background green (630nm), 10 ucd (10mA), common anode, red (630nm), 6 mcd (10mA), common anode. Pb-free. LED1-AS-B-05219BMRMG

Module with a 1.14" IPS LCD display with a resolution of 240x135 px and a monochrome HM01B0 camera. Equipped with an RP2040 microcontroller. Waveshare PICO-Cam-A

Module with 4-element 14-segment display with red backlight. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 104020133

IC socket in DIP28W package, 28-pin, 2.54 mm pitch, 15.24 mm pitch, RoHS

UART-RS485 converter module. The board was equipped with a Grove connector. Seeed Studio 103020193

Stereo audio amplifier based on the TDA7498 chip. It can be powered with the voltage from 20 to 36 V and has two 100 W outputs

Industrial module with 8 relays and 8 digital inputs. It communicates via the RS485 interface and supports communication using the Modbus RTU protocol. Waveshare Modbus RTU Relay (D)

PoE power module designed for Raspberry Pi 5. It allows you to use the PoE interface to power the Raspberry Pi via an Ethernet cable, eliminating the need to use a separate power supply. Waveshare PoE HAT (F)

Module with an electric charge (Coulomb) meter LTC2941. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020593

MPPT charge controller module designed for photovoltaic systems. It can charge one lithium-polymer cell, and thanks to MTTP technology, optimal charging parameters are used for the prevailing conditions. SparkFun PRT-12885