# What are the smallest and most portable 12v jump starters? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What are the smallest and most portable 12v jump starters?

## Products

### LOKITHOR Jump Starter
```yaml
product: lokithor-jump-starter
brand: LOKITHOR
price_gbp: 73.82
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
peak_current: 2500 Amps
voltage_output: 12 Volts
emergency_light: 300 Lumens LED flashlight
size_and_weight: 9.45 in x 4.19 in x 2.36 in; 2.35 Pounds
joule_starting_power: 8.5L Gas / 6.5L Diesel
```

- **Price:** £73.82 [^1]
- **Summary:** The LOKITHOR J401 is a 2500-amp portable jump starter for vehicles with gasoline engines up to 8.5L or diesel engines up to 6.5L. It includes PD 100W two-way fast charging, a 300-lumen LED flashlight, and support for up to 60 jump starts per charge, making it suitable for drivers, SUVs, trucks, and roadside emergencies.
- **Ideal For:** This model suits people looking for a small and portable 12v jump starter because its 9.45 in x 4.19 in x 2.36 in, 2.35-pound design provides 2500 amps of starting power while remaining compact enough for vehicle storage.

---
## References & Sources
[^1]: LOKITHOR Official Store, accessed 2026-09-01. https://www.lokithorshop.com/products/j401-jump-starter