Lokithor J401
A cheap, compact pack that covers most cars and gas pickups, with a boost mode and fast USB-C recharging. Worth it for anyone who wants a capable starter without paying brand-name prices.
Amazon $79.95$79.95
4.1/5
A good-value pick for cars, SUVs and gas pickups up to a V8, with a force-start mode and fast recharging. Buy the Alpha 85S instead if you live somewhere with hard winters.
- 8.5 L gas, 6 L dieselEngines
- 74 WhBattery
- YesOverride
- 2 yearsWarranty
Check price at Amazon$109.98
Price checked October 22, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Starts V8 gas engines up to 8.5 L and 6 L diesels
- Force Start mode jumps a battery that’s too flat to be detected
- Recharges to 80% in about an hour with the included charger
- IP65 shell shrugs off rain and dust
- Big screen shows charge left and clear error codes
Cons
- Fast charging needs Hulkman’s own charger; a regular USB-C charger is much slower
- Not rated below about 5 °F; the cold-weather version (Alpha 85S) costs more
- Phone charging tops out at 18 W
How it scores
The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its engine size. How we rank explains each one.
Specifications
| Model number | Alpha 85 |
|---|---|
| Starting | |
| Rated engines | 8.5 L gas, 6 L diesel |
| Peak amps (maker) | 2,000 A |
| Voltage | 12 V |
| Manual override | Yes |
| Lowest operating temperature | 5 °F |
| Battery and charging | |
| Chemistry | Lithium-ion |
| Capacity | 74 Wh |
| Capacity (mAh) | 20,000 mAh |
| USB-C input | 65 W |
| Recharge time | 1.5 hours |
| USB outputs | USB-C 18 W, USB-A QC3.0 18 W |
| Build | |
| Flashlight | Yes |
| Air compressor | No |
| Water resistance | IP65 |
| Dimensions | 8.97 x 4.05 x 1.81 in |
| Warranty | 2 years |
Alternatives in this engine size
GOOLOO GP3000
A slim, inexpensive pack that covers most cars and gas pickups. A good value if you can live with a slow recharge.
Amazon $59.95$59.95
GOOLOO A3
A low-cost combined jump starter and tire inflator that handles most cars and gas pickups. A sensible single roadside tool for most drivers.
Amazon $69.96$69.96
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