for context these are battery modules that can be pulled out of used laptop/ power tool battery packs and reassembled into packs that are customized in power. So you can make a DIY tesla powerall to power a house or rv or van just need a BMS and a few supplies, learnable soldering/spot welding skills to go with it. These companies are charging 1000+ dollars for a 12v 100a lithium ion battery whereas you can assemble one from 18650's for around a couple hundred or less. Very, very lightweight and power dense compared to lead acid. This is very relevant stuff with the power outages and what not. you tube has alot on this, Davidpoz, and lithiumsolar being two excellent channels. If you want to buy some of these ebay still sells used laptop battery lots, and batteryhookup.com is also a good resource. *you don't want to store them loose with the electrodes exposed or in your pocket or purse with loose change like these idiots are doing in the videos. If you have to just put a piece of electrical tape over the positive if you are going to store them loose like that. They do have a current interupt device so typically for them to explode like that they have to be fully charged and punctured.

for context these are battery modules that can be pulled out of used laptop/ power tool battery packs and reassembled into packs that are customized in power. So you can make a DIY tesla powerall to power a house or rv or van just need a BMS and a few supplies, learnable soldering/spot welding skills to go with it. These companies are charging 1000+ dollars for a 12v 100a lithium ion battery whereas you can assemble one from 18650's for around a couple hundred or less. Very, very lightweight and power dense compared to lead acid. This is very relevant stuff with the power outages and what not. you tube has alot on this, Davidpoz, and lithiumsolar being two excellent channels. If you want to buy some of these ebay still sells used laptop battery lots, and batteryhookup.com is also a good resource. *you don't want to store them loose with the electrodes exposed or in your pocket or purse with loose change like these idiots are doing in the videos. If you have to just put a piece of electrical tape over the positive if you are going to store them loose like that.

for context these are battery modules that can be pulled out of used laptop/ power tool battery packs and reassembled into packs that are customized in power. So you can make a DIY tesla powerall to power a house or rv or van just need a BMS and a few supplies, learnable soldering/spot welding skills to go with it. These companies are charging 1000+ dollars for a 12v 100a lithium ion battery whereas you can assemble one from 18650's for around a couple hundred or less. Very, very lightweight and power dense compared to lead acid. This is very relevant stuff with the power outages and what not. you tube has alot on this, Davidpoz, and lithiumsolar being two excellent channels. If you want to buy some of these ebay still sells used laptop battery lots, and batteryhookup.com is also a good resource.