Running a desk fan off a car battery: How long will it last?
17034
Calculating mAh needed to run a device
128853
Is there an ideal PWM frequency for DC brush motors?
32892
One battery slot kills its sitting battery
141150
Undervolting PC Fan from 12V to 7V
79399
Laptop with no battery
151055
Overheating and battery draining
61713
Simple capacitor use for buffering a battery?
26548
Calculate battery life
63281
How to calculate battery life
81935
Powering Off Hard Disks, is a life saver or life depleter?
98350
How much power is really wasted by a wall wart?
33761
Is unplugging the power from a PC in standby or in normal mode bad for it?
79414
How Long Will This Battery Keep My Fridge Powered For?
37223
How much of a GPU's electrical usage is probably turned into a increase in air temperature?
65226
Low current battery monitoring
93823
Laptop Overheating. Is there a way to cool it?
5324
Tips to extend battery life for laptops and notebooks