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MELIFE 5PCS ESP32-S3 Supermini Type-C Board — Open-Box, 19% Off
Brand: MELIFE
Condition: Used - Mint
$1620
$1999
-19% Save $379
Updated: 5 days ago
Description
Powerful Core & Wireless Connectivity: Equipped with ESP32-S3 32‑bit RISC‑V single‑core processor running up to 160 MHz. Supports 2.4 GHz Wi‑Fi (802.11 b/g/n) with Station, SoftAP, SoftAP+Station and promiscuous modes, plus Bluetooth 5.0 for seamless IoT and smart device communication.
Ultra-Low Power Consumption: Deep‑sleep current as low as 43 µA, making it ideal for battery‑powered wearables, remote sensors, and portable devices that demand long operation on a single charge.
Rich On‑Board Resources & Interfaces: Comes with 400 KB SRAM, 384 KB ROM, built‑in 4 MB Flash, and multiple interfaces: 1×I²C, 1×SPI, 2×UART, 11×GPIO (PWM), 4×ADC. On‑board RGB and blue LED (shared GPIO48) for visual feedback and debugging.
Compact Size & Robust Security: Ultra‑small form factor (22.52 × 18 mm) – as small as a thumb – fits easily into wearables and space‑constrained projects. Built‑in hardware crypto accelerator supports AES‑128/256, hash, RSA, HMAC, digital signature and secure boot for reliable data protection.
Flexible Power Options & Easy Charging: Powered via USB Type‑C, or connect an external 3.3–6 V supply to the B+ / B‑ pads on the back of the board. Battery can also be charged through the USB port. Compatible with Arduino IDE (driver installation may be required for COM port detection). Note: Avoid shorting positive and negative pads during soldering to prevent damage.
Powerful CPU: ESP32-S3, 32-bit RiSC-V single-core processor, running at 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: ESP32S3FH4R2
Ultra-small size: As small as the thumb (22.52x18mm) classic shape
Rich interface: 1xI2C,1xSPI,2xUART,11xGPI0(PWM),4xADC
Onboard RGB,blue LED: common GPl048 pin
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Amazon Warehouse
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Product Details
- SKU:
- awhd-us-b0gtq24ph5
- Country:
- US
- ASIN:
- B0GTQ24PH5
- UPC:
- 687117776594
Shopping Smarter
Common questions about buying open-box and refurbished.
Why buy refurbished or open-box?
Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $4 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
Why use OpenBoxFox?
Finding refurbished deals is time-consuming — you'd have to check Amazon Warehouse, Reebelo, Dyson Outlet, and others separately for MELIFE products. OpenBoxFox aggregates these listings in one place, so you can compare and find the best deal without the legwork. We update pricing daily so you always see current availability and real savings.
Is it safe to buy refurbished?
Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.
