GOOLOO GT4000S
#1 in Heavy dutyFull review
A compact pack that covers big V8s and most diesel pickups and recharges in about an hour over USB-C. A strong pick for truck owners who also want a laptop power bank.
Amazon $99.99$99.99
4.0/5
A cheap, high-rated pack for cars and V8 trucks with IP65 sealing. A budget pick, but confirm it handles a fully dead battery before relying on it.
- 10 L gas, 8 L dieselEngines
- 74 WhBattery
- 1.3 lbWeight
- 2 yearsWarranty
Check price at Amazon$44.79
Price checked October 22, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Rated for gas engines up to 10 L and diesels up to 8 L at a budget price
- IP65 dust and water resistance
- Works down to -4 °F
- Two-year warranty
Cons
- No boost or override mode mentioned for a fully dead battery
- USB-C charging speed not stated
- No maker website to check specs
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 | Z07 |
|---|---|
| Starting | |
| Rated engines | 10 L gas, 8 L diesel |
| Peak amps (maker) | 5,000 A |
| Voltage | 12 V |
| Lowest operating temperature | -4 °F |
| Battery and charging | |
| Chemistry | Lithium-ion |
| Capacity | 74 Wh |
| USB outputs | USB-A 5 V/3 A, USB-A 5 V/2.1 A |
| Build | |
| Flashlight | Yes |
| Air compressor | No |
| Water resistance | IP65 |
| Dimensions | 7.36 x 3.79 x 1.81 in |
| Weight | 1.3 lb |
| Warranty | 2 years |
Alternatives in this engine size
KeenPower SC6000 Pro Supercapacitor
#3 in Heavy dutyFull review
For drivers in very cold places, or who leave a jump starter in the car for years and forget to charge it. Most people get more for their money from a lithium pack.
Amazon $199.99$199.99
Antigravity XP-20-HD Micro-Start
#4 in Heavy dutyFull review
For owners of big gas trucks and diesel pickups who want a compact pack that recharges fast over USB-C. Cheaper packs cover smaller engines just as well.
Amazon $249.99$249.99
Compare
Compare the DBPOWER Z07 5000A with any other jump starter →
More from DBPOWER: every DBPOWER product ranked.