
ESP32-S3R2 WIFI Lora32 V4 Development Board ESP32-S3R2 Low-power IoT with 0.96-inch OLED Screen Type C Interface
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Specifications
- Brand Name
- Ziqqucu
- Origin
- Mainland China
- High-concerned chemical
- None
- Condition
- New
- Type
- Module
- Supply Voltage
- 5V
- is_customized
- Yes
- Quantity
- 1
- Operating Temperature
- -40~85℃
- Package
- SOP
- Product
- LoRa Development Board
- Main control chip
- ESP32-S3R2
- LoRa chip
- SX-1262
- Frequency
- 433-510 MHz, 863-928 MHz
- Maximum transmission power
- 21 ± 1dBm, 28 ± 1dBm
- Maximum receiving sensitivity
- -137 dBm
- Wi-Fi
- 802.11 b/g/n
- OLED
- SSD1315
- Screen size
- 0.96 inches
- Resolution
- 128 * 64
- Interface
- USB Type-C
Product Description
✨Features:
1. The screen protection layer is made of PC casting material, which is sturdy, durable, and impact resistant.
2. The USB Type-C interface integrates multiple protections, ensuring safety and reliability.
3. It supports Wi Fi, BLE and LoRa the third mock examination communication, with flexible connection.
4. LoRa has a transmission power of up to 28 ± 1dBm, covering longer distances.
5. Added solar charging and GNSS interface, with strong scalability.
✨Product Introduction:
WiFi LoRa 32 V4 is a fully upgraded version of the classic LoRa development board. Since its launch, this product series has been highly favored by developers and manufacturers. The V4 version has undergone comprehensive optimization in terms of transmission power, power management, scalability, and other hardware design, building upon the powerful features of its predecessor. It is suitable for various IoT applications such as smart cities, agricultural monitoring, smart homes, industrial control, security systems, and wireless meter reading, providing developers with a more efficient and flexible development experience.
✨Parameter:
Based on ESP32-S3R2 and SX-1262, it supports Wi Fi b/g/n, BLE, and LoRa communication.
2MB PSRAM and 16MB external flash memory are more suitable for UI and complex systems.
The high-power version increases the LoRa transmission power to 28 ± 1dBm.
The external dimensions and pins are compatible with WiFi LoRa 32 V3.
PC shell protects the screen and integrates FPC 2.4G antenna.
Add SH1.25-2P solar panel interface.
Optimize lithium battery management.
Added SH1.25-8Pin GNSS interface.
USB Type-C interface, integrated with voltage regulation, ESD protection, short circuit protection, and RF isolation design; Low power consumption less than 20 μ A.
✨Parameter description:
Main control chip: ESP32-S3R2
LoRa chip: SX-1262
Frequency: 863-928 MHz
Maximum transmission power: 21 ± 1dBm, 28 ± 1dBm
Maximum receiving sensitivity: -137 dBm
Wi-Fi :802.11 b/g/n, Up to 150Mbps
BT: BT LE, BT 5, BT mesh
OLED: SD1315 (0.96 inches, 128 * 64 resolution)
power supply 5V@USB /Solar energy, 3.3-4.2V@Battery
Hardware resources: 7 * ADC1+2 * ADC2, 7 * touch, 3 * UART, 2 * I2C, 2 * I2S, 4 * SPI, etc.
Storage: 384KB ROM; 512KB SRAM; 16KB RTC-SRAM; 16MB flash memory; 2MB PSRAM
Interface: USB Type-C; SH1.25-2P lithium battery interface; SH1.25-2P solar panel interface; 2 * IPEX1.0 ANT (LoRa and 2.4G); 2 * 18 * 2.54 plug pins, 2 * 2 * 2.54 plug pins
Working temperature: -40~85 ℃ (OLED working temperature: -40~70 ℃)
Size: 51.7 * 25.4 * 10.7mm
✨Application scenarios:
environmental sensor
Industrial Internet of Things
Asset tracking
Remote meter reading
Smart Agriculture
Wireless alarm
Innovative projects and geek applications
✅Product List:
1X development board
1X antenna
2X terminal wire
4X needle arrangement
1XGPS module (optional)
Pros & Cons
Pros
- Dual WiFi/LoRa/BLE for versatile IoT projects
- Built-in 0.96-inch OLED for easy debugging
- USB-C with protections, sturdy build
- Wide freq support and high TX power
Cons
- Development board, needs programming knowledge
- SX-1262 may require firmware tweaks
- Compact but antenna not included
- Higher power draw in LoRa mode
Common Questions
What chips are on ESP32-S3R2 LoRa board?
Main: ESP32-S3R2, LoRa: SX-1262, with 0.96-inch OLED SSD1315.
Frequency and power for LoRa communication?
433-510MHz or 863-928MHz, max TX 21/28dBm, RX sensitivity -137dBm.
Interfaces and power supply?
USB Type-C 5V, WiFi 802.11 b/g/n, BLE, LoRa support.
Operating temperature range?
-40~85℃, low-power IoT development board.
Screen specs and protections?
128x64 OLED, PC protection layer, Type-C multi-protections.
Product information last updated on March 12, 2026
