Freefly Astro SL8-Air Battery
chevron_left chevron_right

Freefly Astro SL8-Air Battery

SuperLight Air Batteries are designed for rigors of flight and ease of use with Astro. 

561.82 £

Viktoriia Turzhanska
Product Manager
Українська / Polski
Telegram +48723706700

Michał Skrok
Product Manager
English / Polski


Built-in battery management eliminates the need for balance connectors. The microprocessor handles: charging, discharging, and health monitoring. The OLED display indicates the state of charge, voltage, current, and more. 

We added a USB-C Power Delivery port to charge your devices (even your laptop!)

In the Box

Qty 1 - SL8-Air Battery (157 Wh)


Astro (Base Kit)

SL8 Fast Charger

Tech Specs

Gives Astro up to 37 minutes of flight time, per pair: 

Voltage: 21.6 V (6S)

Capacity: 7.3 Ah, 157 Wh

Weight: 2.25lbs

Chemistry: Lithium-Ion

Auxiliary output: USB-C Power Delivery (up to 60W)

Designed and Assembled in USA

Data sheet


Shipping & Returns

Return Policy

You can return most new, unopened items within 14 days of delivery.

You should expect a refund within four weeks, but in many cases you will get your money back faster.


We ship to virtually any address in the world. Note that there are restrictions on some products and cannot be shipped to all countries.

When you place an order, we will estimate shipping and delivery times for you based on the availability of your products and the shipping options selected. 

Shipping to Russia and Belarus

We do not send shipments to Russia and Belarus.

Buy in Poland and Ukraine

Our warehouse is located in Warsaw. Address: LIM Center, 13th floor, Aleje Jerozolimskie 65/79, 00-697 Warsaw, Poland. Ask for TAX FREE documents to avoid paying VAT.

We are still waiting for the launch of our branches in Lviv and Kiev. As of today, we cooperate with Ukrainian forwarders and deliver shipments to any place in Ukraine within 14 days. E.g. to Kyiv, Odessa, Dnipro, Kryvyi Rih, Zaporizhzhia, Lviv, Chernivtsi, Khmelnytskyi, Zhytomyr, Vinnytsia, Chernihiv, Cherkasy, Mykolaiv, Poltava, Sumy and many more cities.