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- Powerful CPU: ESP32-C3, 32-bit RISC-V single-core processor, running up to 160 MHz
- WiFi: 802.11b/g/n protocol, 2.4GhHz, support Station mode, SoftAP mode, SoftAP+Station mode, hybrid mode
- Bluetooth: Bluetooth 5.0
- Ultra-low power consumption: deep sleep power consumption of about 43µA
- Rich board resources: 400KB SRAM, 384KB ROM built-in 4Mflash.
- Chip model: ESP32C3FN4
- Ultra-small size: As small as the thumb (22.52x18mm) classic shape, suitable for wearables and small projects
- Reliable security features: Encryption hardware accelerators that support AES-128/256, hashing, RSA, HMAC, digital signatures, and secure startup
- Rich interface: 1x12C, 1xSPI, 2xUART, 11XGPIO(PWM), 4xADC
- Single-sided components, surface mount design 11.Onboard LED blue light: GPIO8 pin
- 1 x ESP32-C3 OLED Development Board
Shipping: $5.99 urban, $9.99 rural. Free shipping on orders of $100 or more.
Order by 10:30am (NZT), Monday to Friday, and we dispatch the same day. Orders placed after 10:30am, on weekends or on public holidays are dispatched the next business day.
Delivery usually takes 1–2 business days after dispatch (2–3 for rural addresses). See our Shipping Policy for full details.
