T-LoRa T3-S3 (SX1276)

LILYGO · Dev-board

Compare with other devices

Price: $15.31[2]

Specifications

SpecificationValue
Product statusActive [2]
LoRa chipSX1276 [1]
ProcessorESP32-S3 [1]
Radio powerUnknown
Frequency bands433 MHz, 868 MHz, 915 MHz [1]
GPSNot supported [1]
Display typeOLED [1]
Display size0.96 in [1]
Display details0.96-inch 128 × 64 SSD1306 OLED [1]
InputButtons [13]
BatteryNo built-in battery [1]
Dedicated solar inputBuilt in [3]
AntennaExternal [1]
Connector: SMA [1]
IP ratingUnknown
Dimensions66 × 36 × 14 mm [1]
WeightUnknown

Firmware support

FirmwareSupportDetails
MeshtasticOfficial [5]
Details
Build target(s)
tlora-t3s3-v1
Minimum version
2.0.10.e09b12c

Confirm your exact device in the official flasher before choosing a build.

Meshtastic web flasher
MeshCoreSupported [8]
Details
Build target(s)
LilyGo_T3S3_sx1276_companion_radio_ble, LilyGo_T3S3_sx1276_companion_radio_usb, LilyGo_T3S3_sx1276_repeater, LilyGo_T3S3_sx1276_room_server
Roles
  • Companion (Bluetooth): LilyGo_T3S3_sx1276_companion_radio_ble
  • Companion (USB): LilyGo_T3S3_sx1276_companion_radio_usb
  • Repeater: LilyGo_T3S3_sx1276_repeater
  • Room server: LilyGo_T3S3_sx1276_room_server
Minimum version
1.7.1

Confirm your exact device in the official flasher before choosing a build.

MeshCore web flasher
UMSHUnsupported [9]—

Where to buy

Vendor / configurationPriceBased inShips from
LILYGO
433 / 868 / 915 MHzFrom $13.61
Observed 2026-10-19
🇨🇳🇨🇳🇺🇸🇨🇦🇪🇺
OpenELAB
Global site
915 MHz		€28.30
Observed 2026-10-19
Unknown🇪🇺🇺🇸🇨🇳
US site
915 MHz		$34.68
Observed 2026-10-19
Unknown🇪🇺🇺🇸🇨🇳

Notes

Select the matching regional frequency when ordering; this retail family is offered with multiple distinct LoRa radio configurations.

[2]

Sources

  1. LILYGO T3-S3 V1.3 hardware guide
  2. LILYGO T3-S3 V1.3 current radio options
  3. LILYGO SX1262 T3-S3 hardware/power guide
  4. Meshtastic LoRa32 T3-S3 radio variants
  5. Meshtastic officially supported device directory
  6. MeshCore complete official flasher catalog
  7. MeshCore exact T3-S3 SX126x build definition
  8. MeshCore exact T3-S3 SX127x build definition
  9. UMSH hardware support list
  10. Meshtastic T3-S3 multiradio target introduction
  11. OpenELAB LILYGO T3 S3 Meshtastic ESP32-S3 LoRa 0.96 inch Dev Board with Antenna exact offer
  12. OpenELAB US store: LILYGO T3 S3 Meshtastic ESP32-S3 LoRa 0.96 inch Dev Board with Antenna
  13. Meshtastic firmware GPIO0 user-button mapping

Last updated 2026-10-20