LilyGo T-Watch S3 Plus Smartwatch with ESP32-S3 and 868 MHz LoRa

The LilyGO T-Watch S3 Plus is a powerful smartwatch platform with an integrated 868 MHz LoRa module and the modern ESP32-S3 microcontroller. It is ideally suited for mobile IoT projects, location tracking, sensor applications, and long-distance wireless communication. Equipped with a capacitive 1.54-inch touchscreen, GPS, motion sensor (BMA423), microphone, and vibration motor, the watch can be used in various ways. The integrated 940 mAh battery is charged via USB-C and efficiently managed by the AXP2101 power management chip. With 16 MB flash and 8 MB PSRAM, it offers ample storage for complex applications. The watch can be easily programmed via Arduino, MicroPython, or ESP-IDF, making it ideal for developers seeking a compact, portable solution with LoRa connectivity.

Features:

• Integrated ESP32-S3 microcontroller for powerful applications.
• Supports 868Mhz LoRa communication for IoT projects.
• Wi-Fi and Bluetooth 5.0 for comprehensive connectivity.
• Equipped with a BMA423 3-axis accelerometer.
• Includes a MAX98357A microphone and speaker for audio applications.
• The DRV2605 haptic driver supports ERM and LRA motors.

Application Examples:

• IoT tracker with LoRa
• GPS location tracking
• Mobile data collection and sensor monitoring
• Wearables with haptic feedback and audio

Documentation:

• Github

Specifications:

• Manufacturer: LilyGO 
• Manufacturer SKU: K215
• ESP32-S3 Dual-Core Xtensa 240 MHz
• 16 MB Flash and 8 MB PSRAM
• 1.54-inch touch display (240×240 pixels)
• Wi-Fi 802.11 b/g/n and Bluetooth 5.0
• LoRa module: SX1262 868 MHz
• GPS module integrated
• Motion sensor: BMA423
• Microphone with MAX98357A audio chip
• Vibration motor with DRV2605 driver
• Battery: 940 mAh LiPo, rechargeable via USB-C
• AXP2101 Power Management
• Compatible with Arduino, ESP-IDF, MicroPython
• Dimension: 305 × 42 × 20 mm
• Weight: 129 g

Package Contents:

• 1× T-Watch S3 Plus 868 MHz
• 1× Silicone strap (pre-installed)
• 1× USB-C cable
• 1× Integrated 940 mAh battery
• 1× Pre-installed case with display