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All-in-one Jackco | Rezervo Super-capacitor Batteryless Jump Starter (rz-550) Massive 75% Savings [XcG9dOEC]

$32.99 $105.99 -69%

Jackco Rezervo Super-Capacitor Jump StarterIntroducing the Jackco Rezervo Super-Capacitor Batteryless Jump Starter (RZ-550), a game-changer for both professional mechanics and DIY enthusiasts. This innovative jump starter is designed to offer unparal

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Jackco Rezervo Super-Capacitor Jump Starter

Introducing the Jackco Rezervo Super-Capacitor Batteryless Jump Starter (RZ-550), a game-changer for both professional mechanics and DIY enthusiasts. This innovative jump starter is designed to offer unparalleled convenience and reliability, ensuring that you never get stranded. With its advanced super-capacitor technology, the Rezervo RZ-550 eliminates the need for traditional batteries, making it maintenance-free and ready for use at a moment's notice.

Key Features and Specifications

Features:
  • Engineered for Professionals and DIY Users: Whether you're a seasoned mechanic or a weekend warrior, the Rezervo RZ-550 is designed to meet your needs.
  • Simple and Safe: With its user-friendly design and built-in safety features, the Rezervo RZ-550 guarantees a hassle-free experience every time.
The Rezervo RZ-550 is equipped with a powerful 550A starting current, making it ideal for gasoline and diesel engines. It boasts built-in reverse polarity and short circuit protection, ensuring your safety and the longevity of your vehicle. Additionally, the integrated voltmeter provides real-time monitoring of your vehicle's electrical system.

Unmatched Performance and Versatility

Specifications:
  • Input: 12V DC 10A, 5V DC 2A
  • Starting Current: 550A
The Rezervo RZ-550 operates within a wide temperature range, from -30° F to 140° F, making it perfect for cold starts and extreme weather conditions. With recharge times of approximately 120 seconds from a battery, 200 seconds from a 12V socket, and 30 to 40 minutes from USB, this jump starter is always ready when you need it most. Never get stuck on the side of the road again with the Jackco Rezervo Super-Capacitor Batteryless Jump Starter (RZ-550). Charge it off your vehicle's low voltage battery, another car's battery, cigarette lighter adapter, or mini USB via AC plug, and enjoy the peace of mind that comes with knowing you're prepared for any situation.

What Our Customers Say

January 2, 2026

Absolutely no complaints!

The product is a perfect marriage of style and substance.

- Zack A..

January 2, 2026

Absolutely no complaints!

A very dependable and hardworking product.

- Makayla J..

January 2, 2026

Absolutely no complaints!

I'm so glad I went with this brand.

- Samantha D..

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