## Device Overview

Each Tracios tracker has:
- GPS receiver for location tracking
- LoRa radio for mesh networking
- BLE for NFC-based assignment
- Long-lasting battery (100+ hours)

### Powering On

1. Long-press the power button (3 seconds)
2. Wait for haptic feedback (vibration)
3. Device begins tracking automatically

### Powering Off

1. Long-press the power button (5 seconds)
2. Wait for double haptic pulse
3. Device is now off

### Battery & Charging

- Use the included USB-C cable
- Full charge takes approximately 4 hours
- Solid green LED indicates full charge
- Devices can track while charging

### Hardware Controls

| Button | Action | Result |
| ------ | ------ | ------ |
| Power | Long-press 3s | Power on |
| Power | Long-press 5s | Power off |
| SOS | Long-press 3s | Trigger SOS alert |