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Heltec WiFi LoRa 32 V4 ESP32-S3 Development Board with SX1262 LoRa, 0.96″ OLED Display, USB-C, WiFi & Bluetooth LE

Original price was: ₹4,500.00.Current price is: ₹3,099.00.

Heltec WiFi LoRa 32 V4 ESP32-S3 board with SX1262 LoRa, Wi-Fi, Bluetooth LE, 0.96″ OLED, USB-C, 16MB Flash & 2MB PSRAM for IoT projects.

1 in stock

SKU: VIG-HLT-WL32V4
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Description

The Heltec WiFi LoRa 32 V4 is a compact, feature-rich IoT development board built around the powerful ESP32-S3 dual-core processor. Designed for long-range wireless communication, it combines Wi-Fi, Bluetooth Low Energy (BLE), and the Semtech SX1262 LoRa transceiver on a single board, making it ideal for smart agriculture, environmental monitoring, industrial automation, smart cities, and remote sensing applications.

A built-in 0.96-inch OLED display provides real-time system information, sensor readings, and debugging output without requiring an external screen. The modern USB Type-C interface simplifies programming and power delivery, while the low-power ESP32-S3 architecture makes the board suitable for battery-powered IoT projects.

Whether you’re prototyping a LoRaWAN gateway, building point-to-point LoRa communication, or developing an advanced IoT solution with AWS IoT, MQTT, or custom cloud platforms, the Heltec WiFi LoRa 32 V4 offers excellent performance in a compact form factor.

Key Features

  • ESP32-S3 dual-core 32-bit processor
  • Integrated Semtech SX1262 LoRa transceiver
  • Long-range LoRa wireless communication
  • Built-in 0.96-inch OLED display (128 × 64)
  • 2.4 GHz Wi-Fi connectivity
  • Bluetooth Low Energy (BLE) support
  • USB Type-C interface for programming and power
  • Low-power design for battery-operated applications
  • Multiple GPIO, SPI, I2C, UART, ADC, and PWM interfaces
  • Compatible with Arduino IDE, PlatformIO, and ESP-IDF
  • Ideal for LoRaWAN, IoT, and wireless sensor networks

Applications

  • Smart Agriculture
  • Smart Home Automation
  • Industrial IoT (IIoT)
  • Environmental Monitoring
  • Weather Stations
  • Asset Tracking
  • Remote Data Logging
  • Wireless Sensor Networks
  • Smart City Solutions
  • GPS Tracking Systems
  • Energy Monitoring
  • Home Automation Gateways

Package Includes

  • 1 × Heltec WiFi LoRa 32 V4 ESP32-S3 Development Board

Why Choose Heltec WiFi LoRa 32 V4?

By integrating Wi-Fi, Bluetooth LE, LoRa, an OLED display, and USB Type-C on a single development board, the Heltec WiFi LoRa 32 V4 significantly reduces development time and hardware complexity. It is an excellent choice for makers, students, researchers, and professional IoT developers looking for a reliable platform for long-range wireless communication and next-generation IoT applications.

Also check Heltec LoRa V3

Specifications

Parameter Specification
Product Name Heltec WiFi LoRa 32 V4
Microcontroller ESP32-S3R2 Dual-Core Xtensa® LX7
Clock Frequency Up to 240 MHz
Wireless Connectivity 2.4 GHz Wi-Fi (802.11 b/g/n), Bluetooth® Low Energy (BLE 5.0), LoRa
LoRa Chip Semtech SX1262
LoRa Frequency 863–928 MHz (868 MHz / 915 MHz variants available)
LoRa Transmit Power Up to 28 dBm (High Power Version)
Memory 16 MB External Flash
PSRAM 2 MB
Display 0.96-inch OLED Display
Display Resolution 128 × 64 Pixels
USB Interface USB Type-C
Battery Support 3.7V Li-Po Battery Connector (SH1.25-2P)
Charging Support Integrated Li-Po Battery Management
Solar Charging Supported via Dedicated Solar Input
GNSS Interface SH1.25-8P GNSS Connector
GPIO Pins 40-Pin Expansion Header
Communication Interfaces UART, SPI, I2C, I2S, ADC, PWM, USB
Operating Voltage 3.3V Logic
Power Supply USB Type-C or 3.7V Li-Po Battery
Ultra-Low Power Sleep < 20 µA
Programming Support Arduino IDE, PlatformIO, ESP-IDF, MicroPython
Antenna On-board 2.4 GHz FPC Antenna with IPEX Connector
LoRa Antenna External SMA/IPEX (Model Dependent)
Operating Temperature -40°C to +85°C
Board Dimensions Approx. 51 × 25.4 mm
Applications LoRaWAN, Meshtastic, Smart Agriculture, Industrial IoT, Environmental Monitoring, Wireless Sensor Networks, Asset Tracking, Smart Home Automation

Features

  • ESP32-S3 dual-core processor running up to 240 MHz
  • Integrated Semtech SX1262 long-range LoRa transceiver
  • 16 MB Flash and 2 MB PSRAM for advanced applications
  • Built-in 0.96-inch OLED display (128 × 64)
  • Wi-Fi, Bluetooth LE, and LoRa on a single board
  • USB Type-C for programming and power
  • Li-Po battery charging and management
  • Dedicated solar charging input
  • GNSS expansion connector
  • Ultra-low power sleep mode (<20 µA)
  • Compatible with Arduino IDE, PlatformIO, ESP-IDF, and MicroPython
  • Ideal for LoRaWAN, Meshtastic, remote sensing, and IoT applications

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