Freefly SL8-Air Battery

Freefly Systems · Drone Accessories (Batteries, Controllers, Props)

From $695: 2 live offers from Blue Skies Drone Shop, Drone Nerds.

Prices last checked Nov 2, 2026. Only offers re-checked within 72 hours are counted.

Freefly Systems' SuperLight SL8-Air is the 6S lithium-ion smart flight battery of the Astro and Astro Max, which fly on two per flight. Each 157 Wh pack has built-in battery management, an OLED status display and a 60 W USB-C Power Delivery output, and is airline carry-on compatible.

Specs

• Voltage: 21.6 V nominal (18-25.2 V)
• Capacity: 7.3 Ah / 157 Wh
• Chemistry: Li-ion (Samsung 40T 21700 cells)
• Weight: 1035 g
• Max Continuous Current: 80 A
• USB-C Output: 60 W Power Delivery
• Compatibility: Freefly Astro, Astro Max (2 per flight)

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