In the end I bought this more expensive model but it isn't obviously amazing quality or particularly easy to use

Really good quality, very powerful

Good quality for price.

and it seems to be of good quality;

Excellent durable quality with bright built-in light.

Outstanding quality

The build quality is impressive and will fit neatly into your tool box or trunk, technology is great and the built in flash light is very bright.

it starts my car like nothing right away the quality is really good if the cables where a little bit longer that would be nice it could start any car I have help a lot of people with this

Good quality jumpstart, easy to use, good battery lasting charge

No quality assurance.

Great quality and product

Great Jump Starter--excellent quality--works great and just as described

Very nice quality item

Good quality sign very good equipment

I love the overall quality and durability.

so misuse is not the cause of having broken, it is simply a poor quality tool

Awesome quality!

This is a super high quality unit

Excellent quality, easy to use, effective

Great quality same as the description

Top quality

Great Jump Starter--excellent quality--works great and just as described

Really easy to use, very powerful, great to have around the house as well as in the car

The car was parked in a bad spot for jumping, nose in against a fence and a bunch of total strangers running as fast as they could from the guy with his hood up

Very powerful I have used it about 10 times never failed to start a vehicle, I work in a car dealership as a

Also have the GB 40 for my 4.6 L mustang that works great

n’t failed me