Development Board Ra-02 LoRa SX1278 Ra-02 Module (433MHz) Long range

Characteristic:
-10k OHM kΩ - linear potentiometer 10k Arduino
-Tolerance: +/- 20%
- Power: 0.125W

Tower Pro Micro Servo 9g SG90 features:
- Operating voltage: 3.0-7.2V
- Speed (4.8V without load): 0.12sec / 60 degrees
- Strength: 1.2kg / 42.3oz (4.8V); 1.6 kg / 56.4oz (6.0V)
- Working temperature: -30 to +60 degrees C
- Cable length: approx. 23cm
- Includes photo accessories and screws
- Dimensions: 22x11.5x27mm

40x Male to male cables 10cm features:
- Length: 10cm
- Quantity: 40 cables
- Dupont male connectors on both ends
- Compatible with 2.54mm female connectors
- High quality and good working condition
- Easy to install and use

Resistor 220K Ohm 5% 0,25W 1/4W features:
-220 Ohm
-Type: Carbon film
-Tolerance: ±5%
-Power: 0.25W
-Dimensions: 2x7mm

Prototype Board MB-102 Protoboard 830 points Arduino features:
- 830 Connections
- Linkable with other boards
- Base with adhesive to attach it to the work surface
- Measures 165x 55x8mm

Classic development board designed and manufactured by Heltec Automation (TM), based on the ESP32-S3FN8 + SX1262. Integrates Wi-Fi, Bluetooth, lithium battery management system, dot matrix OLED screen, USB-C interface. Compatible with Arduino IDE, Micro Python, Platform.io, Espressif IDE. Our module is supplied with Lora antenna and IPEX adapter (U.FL) and header pins.

WROOM-32 DEVKIT V1 is an ESP32 processor development board with WiFi and Bluetooth (BLE). It is much faster than the ESP8266 processor (NodeMCU and similar), and very easy to use, with 2x15 pins.

NodeMcu module based on ESP8266 controller and programming in Lua language.
NodeMcu is equipped with 10 GPIO, PWM, I2C, 1-wire and ADC.
ESP8266-12E is an improved version of ESP8266-12.
It works as a standard WiFi 802.11 b / g / n 2.4 GHz.
USB communication - the CH340 chip. Characteristics of ESP 12E:
- Supply voltage: 3.3V (LOGICAL LEVELS: 3.3V)
- Supported protocols: 802.11 b / g / n
- Network support: 2.4 GHz
- Band: 2400 (MHz)
- Wi-Fi Direct (P2p), Soft Access Point
- TCP Stack / Integrated IP
- PLLs, Regulators and Integrated Power Management Units
- Output Power: 0.15 (W); + 19.5dBm in 802.11b mode

The ESP32-CAM is a camera module with the ESP32-S chip. It features an OV2640 camera, several GPIOs to connect peripherals, and microSD card slot.

USB adapter that allows a direct USB connection to your ESP8266 ESP-01 or ESP-01S WiFi module. Based on the CH340 integrated circuit, which is a USB - Serial converter (UART).

TUYA IoT interface module - you will be able to control your projects IoT Internet of Things interface of your Arduino. Tuya interface that allows you to control outputs of the Arduino module via WiFi network using apps for Android and iOS mobile devices. The device communicates with Arduino via UART interface, powered by 5V.

The adaptor for the well-known ESP-12 and ESP-12E module

The SparkFun ESP32 thing is an upgrade to boards based on the popular ESP8266. What the 32 version has to offer on top? Well one of the largest upgrades is support for Bluetooth communications and nearly 30 I/O pins. Makes it pretty perfect for any IoT solution, right?

SparkFun IoT RedBoard development board compatible with Arduino. It incorporates an ESP32 chip with a 32-bit dual-core Xtensa LX6 microprocessor with a clock frequency of up to 240 MHz. It enables WiFi and Bluetooth wireless communication, making it versatile for Smart Home and IoT projects.

ESP32-WROOM-32E (ESP32-DEVKITC-32E) is an evaluation board with ESP32 processor, 4MB FLASH, 802.11 a/b/g/n (Wi-Fi, WiFi, WLAN) and BlueTooth® Smart Ready 4.x dual-mode. It is much faster than the ESP8266 processor (NodeMCU and similar), and very easy to use.