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Freefly SL8-Air Battery: Intelligent, travel-safe power for Astro series operations
The Freefly SL8-Air Battery delivers efficient, intelligent energy for Astro-series drones, combining safety, performance, and portability in one compact design. Each 21.6 V / 7.3 Ah (157 Wh) lithium-ion pack integrates seamlessly with Freefly's power system to ensure consistent output and accurate telemetry throughout every mission. Designed and assembled in the USA, the SL8-Air Battery provides the reliability professionals depend on for mapping, inspection, and industrial flight operations.
Smart energy management for reliable missions
An integrated smart battery management system actively monitors voltage, current, and temperature to maximize safety and lifespan. The bright OLED display reports charge level, voltage, and health data at a glance, while the USB-C Power Delivery port supplies up to 60 watts for field charging of accessories. Each lightweight, airline-carry-compliant pack recharges in roughly 90 minutes, minimizing downtime between flights.
Portable, durable, and field-ready
At about 2.25 pounds (1.02 kg), the SL8-Air Battery balances capacity with portability. Two packs power each Astro aircraft flight, providing redundancy and extended endurance. Its rugged build withstands field conditions while maintaining dependable energy output for critical operations. Compact, smart, and travel-approved, it's engineered for professionals who require safe, efficient power anywhere missions take them.
Key Features and Benefits
- 21.6 V / 7.3 Ah (157 Wh) capacity: Delivers balanced energy for Astro platforms
- Designed and assembled in the USA: Ensures NDAA-compliant quality and sourcing
- Integrated smart battery management system: Monitors voltage and temperature data
- OLED display: Shows charge level, voltage and battery health instantly
- USB-C Power Delivery port (60 W): Charges devices directly in the field
- Airline-carry compliant (157 Wh): Simplifies global travel with Astro systems
- Rapid recharge (~90 min): Minimizes downtime between missions
- Two required per Astro flight: Dual-battery redundancy for extended endurance
- Lightweight design (~2.25 lb / 1.02 kg): Portable and balanced for field use
- Rugged construction: Resists impact and vibration during transport and deployment
Applications and Use Cases
- Long-duration mapping: Consistent energy for survey and photogrammetry missions
- Infrastructure inspection: Reliable dual-battery power for industrial tasks
- Public-safety operations: Portable energy for on-site mission readiness
- Media production: Stable power for professional aerial filming sessions
- Environmental research: Dependable battery life for remote field work
- Construction documentation: Extended flights for site progress updates
- Industrial monitoring: Continuous operation for asset assessment
- Training and testing: Quick recharge and swap for multi-cycle sessions
The Freefly SL8-Air Battery offers advanced power management and rugged reliability in a compact form factor. It keeps Astro platforms operating efficiently with accurate telemetry and travel-safe design for global field use.
DSLRPros provides genuine Freefly components and expert support to maximize Astro system uptime. Buy now to power your missions with verified Freefly performance.












