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⚡ Power up your ride & your life—jumpstart like a pro, anytime, anywhere!
The AstroAI S8 Ultra is a professional-grade 12V lithium polymer jump starter delivering a massive 4000A peak current, capable of jump-starting all gas engines and diesel engines up to 12L. Featuring smart jumper cables with automatic voltage detection and 10 comprehensive safety protections, it ensures a foolproof, user-friendly experience. Its rugged IP65-rated waterproof, dustproof, and drop-proof design makes it a reliable roadside companion. Beyond jump-starting, it doubles as a portable Type-C power bank and includes a versatile 3-mode LED flashlight, making it an essential tool for millennial professionals who demand power, safety, and connectivity on the go.
















| ASIN | B0CB3W9FRD |
| Amperage | 4000 A |
| Battery Capacity | 16000 milliamp_hours |
| Battery Type | Lithium Polymer |
| Best Sellers Rank | #137 in Automotive ( See Top 100 in Automotive ) #4 in Jump Starters |
| Brand Name | AstroAI |
| Compatible with Vehicle Type | ATV, Lawn Mower, Motorcycle, Passenger Car, RV, Snowmobile, Truck, UTV |
| Customer Reviews | 4.5 4.5 out of 5 stars (13,969) |
| Item Highlight | Heavy-duty Battery Booster with Smart Jumper Cables, Type-C Power Bank, 3-Mode LED Flashlight, Rugged Protection, Kumquat |
| Item Weight | 1.8 pounds |
| Manufacturer | AstroAI |
| Manufacturer Part Number | S8 Ultra |
| Manufacturer Warranty Description | 24MONTHS |
| Model Number | S8 Ultra |
| Number of Items | 1 |
| Peak Output Current | 4000 A |
| Specification Met | IP65 |
| Voltage | 12 volts |
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