LOKITHOR J400 2000A Jump Starter Deal — Is $32.98 Worth It?

The LOKITHOR J400 portable jump starter is down to $32.98 on Amazon — here's who it makes sense for and what to keep in mind before buying.

What you're actually getting at this price

The J400 is a compact lithium jump starter rated at 2000 peak amps, which is enough to crank most gas-powered passenger cars, trucks, and SUVs up to 8 liters of displacement — so basically anything short of a diesel or a large commercial vehicle. At under $33, that's a fair entry point for a category that often runs $60–$100 for name-brand alternatives. LOKITHOR isn't a household name, but they've been in the portable power space long enough to have a real product lineup, not just a rebadged generic.

The one thing to stay on top of

Like every lithium jump starter, this one needs to stay charged to be useful. Leave it in your glove box for eight months and forget about it, and it may not have the juice when you actually need it. The habit of topping it off every few months is the real cost of ownership here. Also worth noting: "2000A peak" is a marketing measurement — actual cold cranking performance is lower. For most everyday vehicles it'll do the job, but don't size it for a big-block V8 and expect miracles.

Who should pick this up

This is a solid buy if you want a first jump starter to keep in a commuter car or hand off to a family member who drives an average sedan or smaller SUV. It's also reasonable as a backup unit for a second vehicle. If you're outfitting a truck with a large engine or need something for frequent heavy-duty use, spending more on a higher-capacity unit from a brand with better warranty support is probably the smarter move. For most people driving normal cars, though, $33 for this kind of peace of mind is hard to argue with.

Current deal price: $32.98 on Amazon (price/availability can change).