Freefly Astro SL8-Air Battery

Freefly SL8-Air Battery delivers smart, airline-safe power for every Astro mission. Two packs give up to 37 minutes of flight, while an onboard micro-controller handles charging, balancing, and health reporting—no balance leads, no guesswork. Smart, Flight-Ready Power Integrated BMS manages charge, discharge, and cell balancing automatically. OLED display shows % state-of-charge, voltage, current, cycle count, and alerts. Freefly Open Battery Interface lets the pack communicate health data to Astro and Auterion Suite. USB-C PD Utility 60 W USB-C Power Delivery port charges phones, tablets—even most laptops—in the field. Keep radios, sensors, and lights topped up without extra bricks or generators. Rapid Recharge & Airline Safe Pair with the SL8 Fast Charger: ~90 min 0 → 100 % per pack. USB-C SL Charger: ~2.5 hr with a 100 W PD supply. 157 Wh capacity meets most airline carry-on limits for Li-ion batteries. Open & Future-Proof Designed for Astro but compatible with any p