#MID 2011 MACBOOK AIR CHARGER WATTAGE HOW TO#
#MID 2011 MACBOOK AIR CHARGER WATTAGE MANUAL#

In reality, you might charge a MacBook Air for 1 hour a day.

So a 30W MacBook Air charger running for 1 hour uses 0.03kWh. Happily, electricity bills are recorded in kilowatt-hours (kWh). For example, a MacBook Air drawing 30W would use 30Wh when charging for an hour. A watt-hour (Wh) is the total amount of electricity used in an hour. Plus this can be useful in understanding how much it costs to run your MacBook Air.ДЄ watt (W) is a measurement of power at a single point in time. You can use MacBook Air wattage to work out how much electricity it uses. How Much Electricity Does a MacBook Air Use? So you should take the time to check your own equipment. LetвЂ™s take a look at a test of different chargers and how many watts they use to charge your device.ДЄs you can see, the power ratings vary between different MacBook Air chargers. Or you can head over to the вЂ Watt CalculatorвЂ™ to work this out. Simply use the formula Amps x Volts = Watts. If you know the amperage and voltage of your MacBook Air adapter you can use this to find the maximum watts. I used one to test a MacBook Air which gave a live reading of 29.7W when charging. You can simply plug it into your MacBook Air to get instant information.

#MID 2011 MACBOOK AIR CHARGER WATTAGE MANUAL#

If not, you can check the user manual or the manufacturerвЂ™s website for technical details.ДЄ wattmeter is brilliant for getting a live wattage reading and tracking total energy usage of any appliance. The watts (W) is usually written on a sticker on the base of the charger.

The quickest way is to look at the MacBook AirвЂ™s charger specification. There are 3 ways you can work out the wattage of a MacBook Air. This can increase the charging speed and the maximum wattage. You can also increase the power of your MacBook Air charger with 45W and higher versions available. You will find it uses less power than this, 15W вЂ“ 20W, when fully charged. The standard charger that comes with your Air is rated to 30W, so this is the maximum it will draw. The power consumption does vary slightly depending on what task you are performing.

How Many Watts Does a MacBook Air Use SummaryДЄ MacBook Air uses up to 30 watts when charging.

How Much Electricity Does a MacBook Air Use?.

#MID 2011 MACBOOK AIR CHARGER WATTAGE HOW TO#

How to Find Out Your MacBook Air Wattage.

Mid 2011 macbook air charger wattage