X FOR EXTREME — A new class of lithium jump starters. Rated at 4,250 amps for powerful starts on gas engines up to 10.0L and diesel engines up to 8.0L - built for extreme performance.
ULTRASAFE 2.0 — Upgraded spark-proof and reverse polarity protection with enhanced thermal efficiency and power management for even safer operation and extended battery life.
TURBO CHARGEABLE — Recharges in just 2.7 hours via USB-C Power Delivery, or gain enough power for a jump start in just 5 minutes - even from a completely depleted battery.
60-SECOND TIMER — Integrated 60-second timer conserves power from its high-voltage design - delivering up to 18 jump starts per charge with extreme energy at every start.
CHARGE EVERYTHING — 60-watt USB-C Power Delivery lets you charge phones, tablets, laptops, and more. Dual-direction charging turns Boost X into a high-output portable power bank.
INTEGRATED LED FLASHLIGHT — Precision-engineered 500-lumen LED with 7 light modes, including SOS and strobe. Illuminate repairs, emergencies, or low-light environments.
WHAT’S IN THE BOX — GBX155 jump starter, heavy-duty clamps, USB-C charging cable, and microfiber storage bag. Backed by a 1-year warranty and engineered in the USA.
Shipping & Support FAQ
Our warehouses are located in America, Europe and Australia. We will prioritize the delivery of your package from the warehouse closest to you.
Warehouse Processing:1-2 business days
General Products:2-6 business days
Heavy & Big Size:10-15 business days
Tracking information will be updated on the "My Orders" page at the same time after the package is shipped.
Please wait patiently. Tracking numbers are not valid until the carrier scans the package and uploads the information to the system.
Please contact the local carrier as soon as possible and re-schedule the delivery to ensure you receive your package.
