GSM/GPRS module with two antennas. Supports SMS, GPRS, voice calls.

Version NAM 0.3.3

Doesn't require soldering!

Version NAM 0.3.3

With English firmware.

Version NAM 0.3.3

With Polish firmware. You can order English version

Small enclosure for WiFi LoRa 32 from Heltec.

Linear slide rail and matching carriage.

Linear slide rail and matching carriage.

Linear slide rail and matching carriage.

Linear slide rail and matching carriage.

Allows to switch larger currents from Arduino/ESP8266. Can be driven directly from digital output.

Hook up wire, 0.35 mm2, cord

MAX7219 for rescue when You need to display some text from Arduino. Soldered, mounted - ready to work. Vivid blue LEDs 8x32.

MAX7219 for rescue when You need to display some text from Arduino. Soldered, mounted - ready to work. Vivid red LEDs 8x32.

MAX7219 for rescue when You need to display some text from Arduino. Soldered, mounted - ready to work. Green LEDs 8x32.

Power Your Wemos using source with voltage from 7V up to 24V.

Panasonic 18650 battery without PCM protecting circuit.

Small PCB board containing 64 addressable LEDs.

Nice development board based on ESP32 with LoRa and OLED screen.

MakerBeam XL - black, anodized, 1 piece 500 mm

Goldpin adapter for ESP-32S and ESP-WROOM-32 modules.

Simple ECG sensor.

It is not a medical device!

Start logging your serial data to SD card. Clone of SparkFun’s DEV-13712

This time boards are with green PCB

27 I/O, small size, rich features, easy to use with Arduino

Not recommended for new designs/projects!

8MB PSRAM chip for Teensy 4.1