T-Beam
LilyGo T-Beam (SX1262)
★★★★★ 4.5
📱 Companion Radio Introduced: March 2021
Overview
The LilyGo T-Beam is one of the most popular LoRa mesh devices, combining GPS functionality with robust battery management in a proven design. The T-Beam v1.2 features improved power management and better LoRa chip options.
Key Features
- Built-in GPS: NEO-6M or NEO-M8N GPS module for location tracking
- 18650 Battery: Removable battery with integrated holder and charging
- SMA Antenna: Secure connection for high-quality external antennas
- Proven Design: Years of community use and documentation
- Power Management: AXP192 PMU for efficient battery usage
✓ Pros
- ✔ Built-in GPS module
- ✔ 18650 battery holder included
- ✔ SMA antenna connector
- ✔ Excellent range with proper antenna
- ✔ Well-documented and proven design
✗ Cons
- ✕ Larger form factor
- ✕ No built-in display
- ✕ Requires smartphone for full functionality
- ✕ 18650 battery adds bulk
Use Cases
Ideal for:
- Mobile mesh nodes with location tracking
- Coverage mapping and wardriving
- APRS gateways
- Vehicle-mounted installations
- Hiking and outdoor activities
Setup Notes
- Requires external antenna (915MHz SMA for US)
- No display - use smartphone app via Bluetooth
- 18650 battery not included (use quality cells)
- GPS has clear view of sky for best results
- Can be powered by USB-C or 18650 battery
Variants
- SX1262 version: Better sensitivity and range (recommended)
- SX1276 version: Older chip, still widely used
Additional Resources
- LilyGo Documentation
- Meshtastic T-Beam Guide
- Compatible with MeshCore Flasher
⚙️ Specifications
- MCU Chip
- ESP32-DOWDQ6
- LoRa Chip
- SX1262
- Antenna
- External SMA connector
- Size
- 110mm x 38mm x 18mm
- Price Range
- $35-50