Celestron PowerTank 12V Rechargeable Telescope Battery Pack 84 Wh — 2 Cigarette Sockets & USB, LED Night Light

The Celestron PowerTank is a compact 12V rechargeable battery pack that gives telescopes, accessories, and mobile devices reliable off-grid power with built-in LED lights and safety features.

Take your observing sessions off-grid without worrying about drained batteries or lost equipment. This 84 Wh sealed lead-acid pack supplies two 12V cigarette-lighter outputs for mount motors and computerized GoTo telescopes, plus two USB ports for phones, tablets, or cameras. It includes both red and white LEDs to protect night vision while organizing gear, a universal AC charger, and simple safety electronics—everything an amateur astronomer needs for extended field use or emergency backup.

How does the PowerTank keep my telescope running all night?

The PowerTank delivers steady 12V power through two cigarette-lighter sockets designed to run Celestron computerized mounts and other motorized telescope equipment. Its 7 Ah sealed lead-acid battery chemistry provides a stable, conservative power source and built-in protective electronics help prevent overcurrent events.

• 84 Wh / 7 Ah sealed lead-acid battery for stable discharge.
• Two 12V cigarette-lighter outputs for simultaneous device power.
• Built-in circuit breaker for short-circuit and overload protection.
• Compatible with all Celestron computerized telescopes and most accessories.

Can I charge my phone, tablet, or camera from it?

Yes — the unit includes two USB ports that supply convenient charging for phones, tablets, GPS units, or USB-powered accessories during observing or while camping. This keeps communication and imaging devices powered without needing extra power packs.

• Two USB outputs for device charging at the field site.
• Charge while running your mount or instruments simultaneously.
• Great for powering imaging tablets, autoguiders, and remote controls.

What built-in lighting and safety features does it offer?

The PowerTank has both a red LED to preserve dark-adapted vision during observations and a bright white LED for packing up after a session. Safety features include sealed lead-acid chemistry for stable operation and an internal circuit breaker; cables for cigarette-lighter connection and a universal AC charger are included for convenience.

• Integrated red LED to maintain night vision while adjusting gear.
• High-output white LED to illuminate your observing site during teardown.
• Sealed lead-acid battery with built-in circuit breaker for safer use.
• Includes cigarette-lighter cable and switchable 110/220V AC charger.

How useful is the PowerTank beyond astronomy?

Aside from powering telescopes, the PowerTank acts as a compact emergency or travel battery. It can keep communication devices charged, provide light during outages, and even assist with topping up a weak car battery using the exposed terminals—making it handy for both field work and home emergencies.

• Portable emergency backup for power outages and roadside assistance.
• Useful for camping, fieldwork, or remote astrophotography sessions.
• Compact form factor stores easily in a gear bag or vehicle trunk.

Who is this for? The Celestron PowerTank 12V pack is ideal for amateur astronomers who want dependable, field-ready power for computerized mounts, motorized accessories, or mobile devices. It’s also a practical choice for campers, photographers, and anyone seeking a compact emergency battery with built-in lights and safety features. If you need a rugged, easy-to-use 12V power source that pairs directly with Celestron gear and keeps essential electronics charged, this PowerTank fits the bill.