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TENSTAR ESP32‑S3‑Zero / ESP32‑C3‑Zero Mini Development Board – the ultimate ultra‑small, high‑performance solution for IoT, wearables, and embedded projects. Combining the power of the ESP32‑S3 and ESP32‑C3 cores with a compact footprint, this board delivers Wi‑Fi and Bluetooth connectivity in a single, lightweight package.
Product Overview
Designed for developers who need maximum capability in a minimal form factor, the TENSTAR ESP32‑Zero boards feature dual‑core processing, integrated Wi‑Fi 802.11b/g/n, Bluetooth 5.0, and a versatile pin‑out. Whether you’re prototyping a smart home device, building a wearable sensor, or creating a low‑power edge solution, this board offers the performance you need without the bulk.
Key Highlights
- Dual‑core ESP32‑S3 or single‑core ESP32‑C3 processor with 240 MHz clock
- Wi‑Fi 802.11b/g/n and Bluetooth 5.0 (BLE) – full dual‑mode support
- Ultra‑compact footprint: 5 mm × 5 mm (or similar), ideal for tight spaces
- Integrated USB‑to‑UART bridge for easy programming and debugging
- Wide operating voltage: 3.3 V, with onboard voltage regulator
- Rich peripheral set: I2C, SPI, UART, ADC, DAC, PWM, and more
- Compatible with Arduino IDE, ESP-IDF, and PlatformIO
- Low power sleep modes – perfect for battery‑powered projects
Technical Specifications
Processor: ESP32‑S3 (dual‑core Xtensa LX7) or ESP32‑C3 (single‑core RISC‑V)
Memory: 512 KB SRAM (S3) / 320 KB SRAM (C3); 4 MB external Flash
Connectivity: 802.11b/g/n, Bluetooth 5.0 BLE, UART, USB‑CDC
Power: 3.3 V input, 5 V USB, 20 mA typical consumption (active)
Dimensions: 5 mm × 5 mm (board size), 2 mm thickness
Operating Temperature: –40 °C to +85 °C
Applications
From smart wearables and remote sensors to industrial automation and home‑automation hubs, the TENSTAR ESP32‑Zero boards fit any scenario that demands high performance in a tiny package. Their dual‑core and BLE capabilities make them ideal for:
- Wearable health monitors
- IoT gateways and edge devices
- Smart home accessories (lights, locks, switches)
- Robotics and drones
- Educational kits and rapid prototyping
Why TENSTAR?
With a reputation for precision engineering and robust support, TENSTAR delivers boards that are ready to ship out of the box. Enjoy:
- Certified Wi‑Fi/BLE compliance for reliable connectivity
- Comprehensive documentation and example projects
- Fast shipping and responsive customer service
- Competitive pricing without compromising quality
Upgrade your next project with the TENSTAR ESP32‑S3‑Zero / ESP32‑C3‑Zero Mini Development Board – where ultra‑small size meets ultra‑powerful performance.
Price: Original price was: $ 7.45.$ 3.65Current price is: $ 3.65.