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"path": "/2026/04/20/lilygo-t-watch-ultra-an-ip65-rated-esp32-s3-smartwatch-with-2-01-inch-amoled-lora-and-gnss/",
"publishedAt": "2026-04-20T11:00:15.000Z",
"site": "https://www.cnx-software.com",
"tags": [
"Espressif",
"Hardware",
"amoled",
"Arduino",
"bluetooth",
"development board",
"esp32",
"gps",
"IoT",
"LILYGO",
"lora",
"meshtastic",
"micropython",
"nfc",
"smartwatch",
"wearables",
"wifi",
"LILYGO T-Watch Ultra – An IP65-rated ESP32-S3 smartwatch with 2.01-inch AMOLED, LoRa, and GNSS",
"CNX Software - Embedded Systems News"
],
"textContent": "LILYGO’s T-Watch Ultra is an ESP32-S3-based smartwatch development platform that appears to be an upgrade over the previous T-Watch-S3 Plus (1.3-inch display and a 940mAh battery), with a larger 2.01-inch AMOLED touch display, a higher-capacity 1,100mAh battery, and an IP65 waterproof and dustproof rating. The device integrates a u-blox MIA-M10Q GNSS module for positioning, a SX1262 LoRa transceiver for long-range communication, and a Bosch BHI260AP smart sensor for motion-based AI applications. Additionally, it features an RTC chip, NFC, a built-in microphone, a haptic driver, a microSD card slot, and a USB Type-C port for programming and charging. The watch targets applications such as Meshtastic nodes, GPS tracking, wearable IoT interfaces, edge AI sensing, and custom smartwatch firmware development. LILYGO T-Watch Ultra specifications: SoC – Espressif ESP32-S3R8 CPU – Dual-core Tensilica LX7 microcontroller up to 240 MHz with vector instructions for AI acceleration Memory – 512KB SRAM, 8MB PSRAM Wireless – WiFi [...]\n\nThe post LILYGO T-Watch Ultra – An IP65-rated ESP32-S3 smartwatch with 2.01-inch AMOLED, LoRa, and GNSS appeared first on CNX Software - Embedded Systems News.",
"title": "LILYGO T-Watch Ultra – An IP65-rated ESP32-S3 smartwatch with 2.01-inch AMOLED, LoRa, and GNSS"
}