Description

Heltec LoRa V3 – SX1262 LoRa + ESP32 (863–928MHz) with 0.96″ OLED Display

The Heltec LoRa V3 is a compact and powerful development board combining long-range LoRa communication, ESP32 processing, and an integrated OLED display. Featuring the Semtech SX1262 LoRa transceiver, ESP32 dual-core SoC, and 0.96″ OLED display, it is well suited for IoT development, LoRaWAN applications, telemetry, sensor networks, and embedded wireless projects.

Whether you’re developing a smart agriculture node, environmental monitoring system, industrial IoT solution, or long-range telemetry device, the Heltec LoRa V3 provides a versatile platform for rapid prototyping and development.

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🔧 Technical Specifications & Features

1. LoRa Transceiver – SX1262

• Frequency Range: 863–928 MHz
• Supports regional LoRa bands including IN865, EU868, and US915, subject to the applicable hardware configuration and regional regulations
• Transmission Power: Up to +22 dBm
• Receiver Sensitivity: Up to -148 dBm
• Modulation: LoRa™ and (G)FSK
• Supports packet features including CRC
• High-stability TCXO for reliable RF performance
• Designed for long-range, low-power wireless communication

2. Microcontroller – ESP32

• ESP32 dual-core Xtensa LX6
• Clock Speed: Up to 240 MHz
• Wi-Fi: 802.11 b/g/n
• Bluetooth: Bluetooth 4.2, BLE + BR/EDR
• Flash: 4MB
• SRAM: 520KB
• Interfaces and peripherals including GPIO, SPI, I2C, UART, ADC, and PWM

3. 0.96″ OLED Display

• Resolution: 128 × 64 pixels
• I2C interface
• Useful for displaying:
  • Sensor readings
  • LoRa communication status
  • RSSI values
  • Battery/system information
  • Debugging information

4. LoRa Antenna Interface

• IPEX/u.FL connector for LoRa antenna
• External LoRa antenna included
• Proper antenna selection and installation are important for reliable RF performance

5. Power & Charging

• USB-C interface for programming and power
• JST battery connector for compatible 3.7V Li-ion/LiPo batteries
• Onboard battery charging and protection
• Suitable for battery-powered IoT applications

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💻 Software & Development Support

The Heltec LoRa V3 can be used with popular embedded development platforms, including:

• Arduino IDE
• PlatformIO
• ESP-IDF

The board can be used for a wide range of LoRa and LoRaWAN development projects, including applications using platforms such as The Things Network (TTN) and ChirpStack, subject to appropriate software configuration.

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📦 What’s Included

• 1 × Heltec LoRa V3 development board
• 1 × External LoRa antenna
• 1 × USB-C cable (if included with the selected package)

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🧠 Ideal Use Cases

• Smart Agriculture – soil monitoring, weather stations, irrigation systems
• Asset Tracking – long-range tracking and telemetry
• Industrial IoT – equipment and machine monitoring
• Environmental Monitoring – temperature, humidity, air quality and other sensors
• Smart City Projects – distributed sensing and monitoring
• Remote Telemetry – long-range transmission of sensor and device data
• LoRaWAN Development – prototyping and testing LoRaWAN nodes
• IoT Prototyping – connected sensors, gateways and embedded applications

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⚠️ Regional Frequency & Compliance

The Heltec LoRa V3 is designed for operation across the 863–928 MHz range. The actual operating frequency, channel plan, transmit power, and other RF parameters must be configured according to the applicable regulations in your country.

For use in India, ensure that the device is configured for the permitted Indian ISM/LoRa frequency range and operated in accordance with applicable WPC requirements.

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✅ Why Buy From Us?

• Free Delivery on Orders Above ₹999
• GST Invoice Available for business purchases, please refer b2b policy
• Ships from India – Fast Dispatch
• Suitable for makers, developers, engineers, IoT projects and startups
• Genuine hardware supplied by VIG | Vihaan IoT Gateway™

VIG | Vihaan IoT Gateway™
Connecting Possibilities, Empowering Innovation