No Image

How To Fix A Cordless Drill Battery That Won't Charge

March 28, 2019 11 Comments

An easy fix for a battery that wont charge. All you need is another battery and 2 paper clips. source

No Image

Disassembly of Failed Laptop Battery – Ec-Projects

February 15, 2019 20 Comments

In this video I take apart a failed laptop battery to try and locate the cause of failure. source

No Image

Lithium Battery vs. Water

February 2, 2019 16 Comments

The insides of a Lithium battery introduced to some water. Lithium will ignite and burn in oxygen when exposed to water or water vapors. Lithium is flammable, and it is potentially explosive when exposed to air and especially to water, Read More

No Image

Battery Spot Welder (CD Welder) || DIY or Buy

December 12, 2018 24 Comments

Where to order 10 PCBs for $2: https://jlcpcb.com Circuit project files: https://easyeda.com/editor#id=0a72be604cf74193a29e8896090b63ae Previous video: https://youtu.be/1i-6cz4KHXE Facebook: https://www.facebook.com/greatscottlab Twitter: https://twitter.com/GreatScottLab Make your own Li-Ion Battery Pack: https://youtu.be/hwhqn4BmC2I HACKED!: Microwave Transformer becomes a High Current Transformer: https://youtu.be/fQXBNkaB1tU Functional CD Welder project: https://www.instructables.com/id/Capacitive-Discharge-CD-Welder-for-battery-tabs/ Read More