GOOLOO GP4000
#8 in Heavy dutyFull review
A slim, low-priced pack rated for any gas engine and big diesels. A strong value for truck owners who can live with an overnight recharge.
Amazon $79.96$79.96
4.0/5
For owners of big gas trucks, SUVs and boats who want a jump pack rated for any gas engine with a bypass for dead-flat batteries. Look elsewhere if you need fast USB-C charging.
- all gas, 5 L dieselEngines
- 59.2 WhBattery
- YesOverride
- 3.5 lbWeight
- 2 yearsWarranty
Check price at Amazon$154.99
Price checked October 30, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Rated for every gas engine and diesels up to 5 liters
- Bypass button jumps a battery that reads close to 0 V
- Holds its charge for months, so it is ready after a long winter
- 15 V accessory port runs a tire inflator or other 12 V gear
Cons
- Slow 18 W USB-C input takes about 3.5 hours to refill
- Phone charging is USB-A only
- Not rated below -4 °F
The Weego family
Every Weego model we rank, smallest first. Ratings compare each against its own engine size.
| Model | Engines | Rating | Price |
|---|---|---|---|
| Weego 44s | 7 L gas, 3.5 L diesel | 3.4/5 | $99.99 |
| Weego 70 (this one) | all gas, 5 L diesel | 4.0/5 | $154.99 |
| Weego 120 | all gas, 15 L diesel | 4.1/5 | $224.99 |
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 | N70 |
|---|---|
| Starting | |
| Rated engines | all gas, 5 L diesel |
| Peak amps (maker) | 2,500 A |
| Cranking amps | 700 A |
| Voltage | 12 V |
| Manual override | Yes |
| Lowest operating temperature | -4 °F |
| Battery and charging | |
| Chemistry | Lithium-ion |
| Capacity | 59.2 Wh |
| USB-C input | 18 W |
| Recharge time | 3.5 hours |
| USB outputs | USB-A 18 W |
| Build | |
| Flashlight | Yes |
| Air compressor | No |
| Water resistance | IP65 |
| Dimensions | 9.5 x 3.5 x 1.75 in |
| Weight | 3.5 lb |
| Warranty | 2 years |
Alternatives in this engine size
DBPOWER Z07 5000A
#9 in Heavy dutyFull review
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.
Amazon $58.99$58.99
GOOLOO A9 Ultra
#11 in Heavy dutyFull review
GOOLOO’s top combined jump starter and inflator, rated for any gas engine and big diesels, with fast 100 W USB-C charging. Worth it if you want one heavy-duty tool for trucks, RVs and travel.
Amazon $199.98$199.98
Compare
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