Now this is interesting !!!!

[JohnBoyToo]

Saw this on another forum and thought it worth investigating....

found this on youtube:

https://www.youtube.com/watch?v=bf7u8rQTt94

for < $150 might be worthwhile for emergency power backup

[DDDonkey]

I emailed the company about them and use for a diesel or RV and they said they should have something comming out this year that has more than 400 amps starting power. For 4 or 6 cyl engines these are great from the reviews I read.

[Caveman CBB]

Poor Starters. Remind me not to buy any of those rigs. They need new starters now. As for the battery I'll wait and see. With a name like "Anti Gravity" it sounds kinda fishy. It may not be but, they sure have a bad name.

[terry735001]

there just RC airplane battery's lipo you see some in EV cars with them

cost is higher and you need a charge controller made for them