If you have a Mac laptop (or any other laptop come to that), it can be frustrating trying to charge it from a 12V plug, like that in a car or boat. The draw on a Mac power source can be high, as much as 85 watts for a MacBook Pro.
The initial solution is to buy a small “converter” that will change the voltage and power to something usable. This works well enough, but it’s horribly inefficient. The voltage has to be converted twice before it gets to the laptop, and the converter will often get pretty hot.
Fortunately, there is an easy solution, get a 12V GPK Car Charger from GPK Systems.
Continue reading “Gear Review: GPK Car Charger for Apple Macbook”