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Waveshare ESP32-S3 Mini Development Board based on ESP32-S3FH4R2 4MB Flash & 2MB PS RAM
The Waveshare ESP32-S3 Mini Development Board based on ESP32-S3FH4R2 4MB Flash & 2MB PS RAM by WAVESHARE is a value-for-money iot development boards designed for everyday users. It features Shipping Weight: 0.010 kg and Shipping Dimensions: 6 × 4 × 2 cm.
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The Waveshare ESP32-S3 Mini Development Board based on ESP32-S3FH4R2 4MB Flash & 2MB PS RAM by WAVESHARE is a value-for-money iot development boards designed for everyday users. It delivers reliable performance at an accessible price.
Key Specifications
- Shipping Weight: 0.010 kg
- Shipping Dimensions: 6 × 4 × 2 cm
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The ESP32-S3-Tiny Development Board is a highly compact and ultra-thin IoT development platform designed for space-constrained embedded applications. Based on the powerful ESP32-S3 dual-core Xtensa LX7 processor, this board integrates Wi-Fi and Bluetooth LE connectivity, making it ideal for smart devices, wearable electronics, and industrial IoT solutions.
Its innovative split-design architecture separates USB and button circuits to reduce PCB thickness, enabling seamless integration into compact products. With 34 GPIOs exposed, developers gain extensive flexibility for interfacing sensors, displays, motors, and external modules.
The board supports both ESP-IDF and Arduino IDE, ensuring fast prototyping and easy deployment from hobby projects to commercial-grade products.



Features:
- Ultra-compact ESP32-S3-Tiny form factor with split PCB design
- USB Type-C interface for reversible and stable connectivity
- Dual-core Xtensa LX7 processor up to 240 MHz
- Integrated Wi-Fi (2.4 GHz) and Bluetooth Low Energy (BLE)
- 34 GPIO pins for flexible hardware interfacing
- Low-power operating modes for battery-efficient applications
- Compatible with ESP-IDF and Arduino IDE
- Ideal for wearable, IoT, and embedded mini devices
Useful Link : https://docs.waveshare.com/ESP32-S3-Tiny?variant=ESP32-S3-Tiny
Specifications:
- Processor: ESP32-S3, Xtensa 32-bit LX7 dual-core up to 240 MHz
- Connectivity: 2.4 GHz Wi-Fi + Bluetooth Low Energy (BLE)
- Memory: 512 KB SRAM, 384 KB ROM, 2 MB PSRAM, 4 MB Flash
- GPIO: 34 multifunction GPIO pins exposed
- Interface: USB Type-C for power and programming
- Operating Voltage: 3.3V logic level
- Power Supply Input: 5V via USB-C with onboard regulation
- Form Factor: Ultra-compact split-design PCB for thin applications
- Development Support: ESP-IDF and Arduino IDE compatible
- Power Modes: Multiple low-power states for efficient operation
Package Includes:
1 x Waveshare ESP32-S3 Mini Development Board based on ESP32-S3FH4R2 4MB Flash & 2MB PS RAM











