How to Build an External Battery Pack for Laptops?

Answer Most laptops are powered by lithium-ion batteries, having replaced nickel cadmium and nickel metal hydride because of their high output and lighter weight. Lithium-ion battery cells produce 3.6-vol... Read More »

Top Q&A For: How to Build an External Battery Pack for Laptops

How can I make a 6v external battery pack for Olympus E10 I'm thinking of using a UB645 6v 4.5 Ah battery connected to my external power jack.?

Sounds like it's possible, but without more information on the specific camera battery and the UB645 battery, there's a chance things `might` go wrong.But if you're wondering if it can be done, yes... Read More »

What is an external battery pack?

External battery packs are supplementary power sources for electronic devices. These battery packs are often rechargeable. External battery packs are also convenient in that they provide cordless c... Read More »

How to Build an External Laptop Battery?

Replacement laptop batteries can cost a third, if not more, of the price of a new laptop. Discounted prices constantly offered on new laptops often result in people choosing a new laptop instead of... Read More »

How to Build a 7.2V NiMH Battery Pack?

Nickel metal hydride (NiMH) batteries are rechargeable and have 50 percent more capacity than nickel cadmium (NiCad) batteries and two or three times the capacity of alkaline batteries. Each batter... Read More »