CTT BlūBat Leg Band (Ring)
BlūBat Leg Band – Digitally-Coded 2.4GHz Tag in a Self-Locking Ring Form Factor
All the power of our smallest battery-powered 2.4GHz tag, now in a lightweight, self-locking leg band form factor—ideal for bird species that benefit from non-invasive attachment methods. Designed with an integrated chip antenna, this tag offers ease of use, robust data transmission, and seamless Blū+ compatibility.
Key Features
- Self-locking ring design for fast and secure attachment
- Integrated chip antenna—no whip antenna needed
- Inner cross-section: 6.4 × 8.4 mm (oval shape improves comfort and fit)
- Outer dimensions (Size 5): 19 mm high × 11–13.3 mm wide
- Total weight (tag + band): 1.0 ± 0.2 g
- Configurable transmission intervals: 3, 5, 10, 20, 30, or 60 seconds
- Compatible with CTT Node V3, Sidekick, and BlūSeries Mobile App
- Testing pad to verify signal and voltage before deployment
- Fully coated for long-term field use
- Cut-to-activate; seal with super glue and release—no activator needed
Transmitted Data
- Unique Digital ID (100% detection accuracy, no false positives)
- Signal Strength (RSSI)
- Battery Voltage (V)
Available in Two Variants
1. BlūBat Leg Band – Standard
- Compatible with CTT infrastructure (SensorStations, Nodes, Mobile App)
- Optional Motus registration available separately for $20 per tag
- Ideal for localized studies using CTT receivers only
2. BlūBat Leg Band – Expanded (with Blū+)
Includes everything in the Standard variant, plus:
- Blū+ Detection Service: Enables near real-time detection every 5 minutes across CTT’s broader IoT-connected network
- Prepaid Motus Registration ($20 value included)
Note: Blū+ requires a $2/month data plan per tag and must be selected at time of purchase. It cannot be added after shipment.
Estimated Battery Life (Size 5)
Beep Interval (sec) | Estimated Lifespan (days) |
---|---|
3 | 125 |
5 | 197 |
10 | 343 |
20 | 547 |
30 | 682 |
60 | 905 |
Note: Estimated lifespans are based on standalone tag operation. Use of the Blū+ detection service may reduce total battery life due to increased transmission demand.
Pricing Summary
Variant | Includes | Additional Cost |
---|---|---|
Leg Band – Standard | CTT detection; optional Motus registration ($20) | Base price |
Leg Band – Expanded | CTT detection + Blū+ service + prepaid Motus registration | +$25 per tag |
Blū+ Data Plan: $2/month per tag (managed via the BlūSeries Tag Portal)
Motus Compatibility
- Fully supported with Blū+ variant
- Available as an add-on for Standard tags ($20 per tag)
- Managed via Motus Tag Deployment Portal


CTT BlūBat Leg Band (Ring)