• Reviews around size (4.54 of 5)

    NOCO Genius Boost Plus GB40 1000 Amp 12V UltraSafe Lithium Jump Starter

    • This small pack has plenty of power to start a compact or full size SUV
    • Its small size makes it easy to transport and we use it to charge cell phones and lap tops when traveling.
    • Compact size
    • Great product, compact size and really powerful.
    • The compact size makes storage easy and charging convenient as it is not in the way inside the vehicle while it charges.
    • Love the small compact size.
    • Really likes the compact size and the features of the unit
    • works great so far, the size is awesome.
    • works great so far, the size is awesome.
    • I used it to start Yukun 2014 or 2015 V8 and it jump started in an instant!The size is perfect and the included bag is amazing, it keeps all stuff together inside
    • Great and portable size and doesn’t take a long time to charge
    • Nice compact size and lightweight to carry along in your vehicle.
    • Easy to use and a compact size.
    • Compact size and so easy to use, Started 3 Explorer size SUV's and 4 lawn tractors
    • Very convenient size .Jumps everything from a V8 to a lawn mower
    • The light is so bright and for what it does, the small size is amazing!
    • Been a mechanic for 30 years this thing works as good as the big full size jump box from the tool trucks only 1/4 the size
    • Perfect size, design and latest technology without all the weight of the older "jumper" style units.
    • I have a 4 door sedan with a turbo and this is the perfect size.
    • the next size down would most likely have been sufficient, but bigger is better
    • Compact size, easy to use and comes with all necessary cables to charge it.
    • I like the big amperage load and the overall size.
    • The portable size is a big plus also.
    • It worked very well and it’s size made it much easier to hook up to jump the car battery
    • Product seems well made and is a nice small size but does not work as advertised
    • Size - Compact, so easy to store.
    • While skeptical of it being the smaller size, I have been pleased with its performance
    • It is a nice compact size and comes with everything you need
    • Easy to use and compact size is a great improvement over my old lead acid battery based jump starter I used previously.
    • Works great, small size.
    • Excellent size for a portable jumper
    • This model is a good, manageable size for someone not particularly strong.
    • Nice small size, carries easy and does not take up much storage space.
    • This model is a good, manageable size for someone not particularly strong.
    • My only issue was the size of the print for the manual
    • Great safety the light is bright and it’s the perfect size to carry !
    • I also like the size because it can stay under the back seat of my F150 instead of in the truck bed where I kept my jumper cables
    • Good size, looks and feels well built, but i couldnt even get my riding lawnmower started with it let alone a car
    • This product seems perfect for any situation like (for us) hurricane evacuations and camping tips far from help; small size makes it easy to toss in an evacuation bag or car trunk; charges easily via a USB port; come with short cables.
    • The portability, the compact size, it was everything he wanted.
    • he didn't sell me a new battery because he didn't have the right size for my old car.
    • Product seems well made and is a nice small size but does not work as advertised
    • For a start, it's a quarter the size, and I love that it's charged via USB
    • Compact size, yet enough power to never leave you stranded because of a dead battery
    • The compact size and power to immediately start my car with a dead battery
    • Excellent piece of gear, compact size, packs a punch, and no messing around running jumper cables between cars.
    • Very nice size, all in one portable jump starter.
    • Great size, price and quality of machine
    • Fantastic jumper in a convenient size ,real heavy duty jumper cables, great
    • Loved the size-didn't take long to charge .Love the light and fact it has a emergency flasher option and USB option to charge my phone.
    • I have bought cheaper, similar sized battery products that will charge my phone 3 times
    • Nice size clamps, great to have on a trip.
    • very convenient...great size.
    • Like the small size.
    • works like a champ, love the size can normally get 3 or 4 cars out of one charge
    • Good Quality product, good size, great with extra case
    • I Like the small size and ease of carry, it provides power without having the old large boxes of the past.
    • Size and price was great, but i seen in the instructions that it will not work if unit is too hot
    • Compact size, lots of power.
    • Good size
    • Well outperformed higher pruced models, dont let its compact size fool you.
    • Nice and compact size but powerfull
    • I like the size and the light
    • Always loved the size of the item vs the brick I use to carry...
    • just be sure to match the engine size to the right sized unit.
    • Very convenient size
    • I like the size of the unit
    • I like the size and light weight of the unit (we've owned bigger, clunkier ones in the past) and it charged quickly in a matter of a few hours.
    • Can charge phones of this thing….and size is amazing versus my CAT portable charger that’s 5 times the size….glove box size storage needed…:)
    • Compact size makes it easy to keep in the car without taking up a ton of space.
    • Great product and a good size to keep in car without taking up much space
    • It is the right size for my motorcycles and my yard tractors...
    • Love compact size!
    • Awesome size and power!
    • This Noco boost is very helpful and just the right size to fit in your glove box
    • Nice compact size, easy to use.
    • I love the compact size
    • The perfect compact size
    • Love the size of it.
    • Be sure to get a proper sized unit
    • Pros: has plenty of power for my 4, 6, and 8 cylinder vehicles, compact size, no-spark safety feature, easy to charge, easy to use
    • The size made it super easy to just hand
    • I love the portability and compact size of this thing
    • frankly, I wasn't sure if it could start, being a decent sized (but not massive) engine
    • Compact size makes it easy to store
    • After receiving it, I am impressed with its compact portable size and light weight, but with heavy duty feeling construction, the simple ports with protective covers (one end where the plug for the clips goes in, and the two ports on the other end for USB IN and USB OUT)
    • Light comes in handy when it’s dark out, the size makes it fantastic to carry around since it
    • Size and ease of use are great, tucked away in the boot of the car, hope I never have to use it.
    • Nice small size easy to store
    • Size makes it convenient to have in your vehicle at all times
    • nice compact size to keep in car, bag is not big enough for all items
    • Have to admit that the size of this (about the size of a brick) had me a bit skeptical
    • It is the perfect size too instead of the other bulky and cumbersome devices you’ve seen.
    • Really like the small size
    • Very portable size, and comes with a carrying bag, although I may consider a harder case if one comes available.
    • small size makes it easy to store in the vehicle wheel well.
    • I owned the next size smaller and it blew away the ones Costco offers
    • Excellent product, I purchased this due to its size and ease of use for both my vehicle as well as my boat
    • The built in LED’s are very bright, quite handy in case of a night time emergency
    • My dad has used the GB40 to start a few stranger’s cars since I got it for
    • Its great AND CONVENIENT i will purchase another for my wife
    • Great i work an auto auction use daily lots
    • Worth the buy, trust I over research way too much and this actually worked.
    • I’m sure it will work I
    • I read reviews and watched review videos and with so many favorable I went ahead and bought one