Wolf Box
Jump Starter
Winner
Best performance for the amount of money, costs less than the 2K Viking and comes with a warranty. Wolf Box still produces more overall output than Viking 1K.
View on AmazonReviews (2)
Don't Buy A Jump Starter Until You Watch This Review!
Project Farm
Nov 16, 2025
Ranked #4
4.0
"Claims 4,000 cranking amps, produced 612 amps at 9.28V (5,679 watts - 2nd highest). Weighs 1.89 lbs. Safety features prevented diesel starting. Battery capacity: 66.22 watt hours."
Do New Lithium Jump Packs Beat Old School?
Torque Test Channel
Dec 19, 2025
Winner
Ranked #2
4.8
"Best Value - Best performance for the amount of money, costs less than the 2K Viking and comes with a warranty. Wolf Box still produces more overall output than Viking 1K."