Lithium Jump Starter for 6.5L Gas & 4.0L Diesel Engines

What鈥橲 Included

X for Extreme - Ultimate Power for Your Engine

Introducing X for Extreme, the all-new design with extreme jump-starting power for powerful engines. Rated at 1250 amps, this portable lithium car battery jump starter guarantees maximum energy at every start. It's not just an upgrade; it's a whole new series - the Extreme Series.

Operating Temperature: -4°F to +122°F (-20°C to +50°C)

Turbo Chargeable - X for Extreme is equipped with USB-C technology, combining power delivery for lightning-fast recharges. It completely recharges in just 48 minutes or jump starts in just 5 minutes after charging.

HD Precision Battery Clamps

Charge Everything - With USB-C Power Delivery, X for Extreme lets you charge almost everything. Its internal power bank provides 60 watts of power to power your USB-C devices like phones, tablets, laptops, and wearables.

UltraSafe 2.0 - We improved our UltraSafe technology. It still offers simple, mistake-free design, spark-proof technology, and reverse polarity protection, with enhanced thermal efficiency and power management for better performance and longer battery life.

Maximum Versatility - X for Extreme is one of the most versatile lithium jump starters. It can jump-start all vehicle types, including cars, motorcycles, trucks, ATVs, boats, RVs, vans, SUVs, tractors, and more, for up to 6.5-liter gasoline and 4.0-liter diesel engines.

What You Get with X for Extreme - GBX45 UltraSafe Portable Lithium Car Battery Booster Jump Starter Pack and Power Bank with 60W USB-C Power Delivery - Heavy-Duty Jumper Cable Clamps - USB-C Charging Cable - Microfiber Storage Bag - 1-Year Warranty - Designed in the USA