This shows you the differences between two versions of the page.
Both sides previous revision Previous revision | Next revision Both sides next revision | ||
electrical:12v:laptop [2020/01/07 20:47] frater_secessus [charge at the right time] |
electrical:12v:laptop [2020/01/07 20:49] frater_secessus [use a power-sipping laptop] |
||
---|---|---|---|
Line 13: | Line 13: | ||
If the label only shows output in volts and amps we can use Ohm's law to calculate watts. | If the label only shows output in volts and amps we can use Ohm's law to calculate watts. | ||
+ | |||
+ | Example from secessus' | ||
+ | * older Dell corporate laptop, **90w** | ||
+ | * new entry level laptop with very similar benchmarks as the Dell, **30w** | ||
+ | * chromebook, **16w** | ||