Adding up the running watts and the highest starting wattage of all the devices you wish to power with a generator will help ...

You're deep in the backcountry, capturing that perfect sunset shot when your phone dies – taking with it your GPS navigation ...

These devices can still draw power and contribute to your energy consumption even in standby mode. Switch to energy-efficient appliances: Consider upgrading your appliances to energy-efficient models.

The watt-hour is a measure of capacity, or how much electrical energy a battery stores. If you know how much power — measured in watts — your devices consume, then the Wh rating of a battery ...