Best accessory purchase so far - Duracell Instant Charger

If you have the laptop why not just charge off the laptop directly? Maxwell's 2nd law would suggest it must be less efficient to charge from laptop->charger->kfire.
 
If you have the laptop why not just charge off the laptop directly? Maxwell's 2nd law would suggest it must be less efficient to charge from laptop->charger->kfire.
Sorry, I meant the battery is easy to charge if you're at home.
 

Forum statistics

Threads
956,678
Messages
6,969,446
Members
3,163,598
Latest member
LEricG