LILYGO® T-Watch S3 open-source smartwatch with LoRa and ESP32 US915 Mhz
T-Watch S3 is an open-source smart watch for developers who want to experiment with LoRa and ESP32 S3 technology in wearable devices. It is highly customizable and usable in a variety of applications.
Price note: T-watch is inclusive of all import tariffs and shipping. Orders placed elsewhere from sites outside the USA may not include 28% tariff.
US 915 MHz
Specs
| MCU | ESP32-S3 |
| FLASH | 16MB |
| PS RAM | 8MB |
| Platform | Arduino-IDE, ESP-IDF, VS Code, Micropython |
| Wireless |
Wi-Fi: 802.11 b/g/n Bluetooth: BLE V5.0 |
| Onboard Functions | RTC, Microphone, MAX98357A, Power Detection, BMA423 3-axis acceleration sensor |
| DRV2605 | Haptic Driver Motor for ERM and LRA |
| AXP2101 | Highly Integrated Power Management Unit |
| SX1262 Low Power LoRa Transceiver This version supports US 915 Mhz |
Sample Code For Reference [Github]
If you need technical support please check below link to find more details.
Micropython ESP32 Firmware Download Address


- 1 X T-Watch
- 1 X Cable
Dev Watch Return Policy
Open Source watches are specialty items that generally cannot be resold on return, especially if the firmware has been flashed. Defective units can be replaced or returned for refund within 30 days of purchase. Non-defective units can be returned in the same time frame if in like-new condition with a 20 percent restocking fee applied. If the unit has had altered firmware or became bricked due to a non-standard firmware flash, the board may not be eligible for return.
Sales tax is required in many states and will be added at checkout if applicable to your delivery state. Tax exempt forms can be sent to our support department.
Product Information
Product Information
Shipping & Returns
Shipping & Returns






LILYGO® T-Watch S3 open-source smartwatch with LoRa and ESP32 US915 Mhz
LILYGO® T-Watch S3 open-source smartwatch with LoRa and ESP32 US915 Mhz
T-Watch S3 is an open-source smart watch for developers who want to experiment with LoRa and ESP32 S3 technology in wearable devices. It is highly customizable and usable in a variety of applications.
Price note: T-watch is inclusive of all import tariffs and shipping. Orders placed elsewhere from sites outside the USA may not include 28% tariff.
US 915 MHz
Specs
| MCU | ESP32-S3 |
| FLASH | 16MB |
| PS RAM | 8MB |
| Platform | Arduino-IDE, ESP-IDF, VS Code, Micropython |
| Wireless |
Wi-Fi: 802.11 b/g/n Bluetooth: BLE V5.0 |
| Onboard Functions | RTC, Microphone, MAX98357A, Power Detection, BMA423 3-axis acceleration sensor |
| DRV2605 | Haptic Driver Motor for ERM and LRA |
| AXP2101 | Highly Integrated Power Management Unit |
| SX1262 Low Power LoRa Transceiver This version supports US 915 Mhz |
Sample Code For Reference [Github]
If you need technical support please check below link to find more details.
Micropython ESP32 Firmware Download Address


- 1 X T-Watch
- 1 X Cable
Dev Watch Return Policy
Open Source watches are specialty items that generally cannot be resold on return, especially if the firmware has been flashed. Defective units can be replaced or returned for refund within 30 days of purchase. Non-defective units can be returned in the same time frame if in like-new condition with a 20 percent restocking fee applied. If the unit has had altered firmware or became bricked due to a non-standard firmware flash, the board may not be eligible for return.
Sales tax is required in many states and will be added at checkout if applicable to your delivery state. Tax exempt forms can be sent to our support department.
Original: $59.97
-70%$59.97
$17.99Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
T-Watch S3 is an open-source smart watch for developers who want to experiment with LoRa and ESP32 S3 technology in wearable devices. It is highly customizable and usable in a variety of applications.
Price note: T-watch is inclusive of all import tariffs and shipping. Orders placed elsewhere from sites outside the USA may not include 28% tariff.
US 915 MHz
Specs
| MCU | ESP32-S3 |
| FLASH | 16MB |
| PS RAM | 8MB |
| Platform | Arduino-IDE, ESP-IDF, VS Code, Micropython |
| Wireless |
Wi-Fi: 802.11 b/g/n Bluetooth: BLE V5.0 |
| Onboard Functions | RTC, Microphone, MAX98357A, Power Detection, BMA423 3-axis acceleration sensor |
| DRV2605 | Haptic Driver Motor for ERM and LRA |
| AXP2101 | Highly Integrated Power Management Unit |
| SX1262 Low Power LoRa Transceiver This version supports US 915 Mhz |
Sample Code For Reference [Github]
If you need technical support please check below link to find more details.
Micropython ESP32 Firmware Download Address


- 1 X T-Watch
- 1 X Cable
Dev Watch Return Policy
Open Source watches are specialty items that generally cannot be resold on return, especially if the firmware has been flashed. Defective units can be replaced or returned for refund within 30 days of purchase. Non-defective units can be returned in the same time frame if in like-new condition with a 20 percent restocking fee applied. If the unit has had altered firmware or became bricked due to a non-standard firmware flash, the board may not be eligible for return.
Sales tax is required in many states and will be added at checkout if applicable to your delivery state. Tax exempt forms can be sent to our support department.


















