Replacement Battery for MacBook Air 13 inch A1466 (Mid 2012, Mid 2013, Early 2014, Early 2015,2017) A1369(Late 2010, Mid 2011) 7200mAh Laptop Battery for Apple MacBook Air A1496 A1377 A1405 Battery smile.amazon.com
Battery and Power 2. Up to 10 hours wireless web; Up to 10 hours iTunes movie playback; Up to 30 days standby time; Built-in 76.0-watt-hour lithium-polymer battery; 87W USB-C Power Adapter; Electrical and Operating Requirements. Line voltage: 100V to 240V AC; Frequency: 50Hz to 60Hz; Operating temperature: 50° to 95° F (10° to 35° C) How To Fix: Before attempting a more complex solution: Charge your Mac 100% with the power adapter and use it for two hours with the charger connected. Unplug it and let your MacBook Pro battery drain to 0%, and the laptop shuts down. Wait at least 5 hours and power on your MacBook. The battery is now calibrated.This is the only value that Apple itself provides, albeit in a rounded form for the time being. For the larger 16-inch model, 100 watt hours are specified. With the smaller 14-inch model, you get a value of 70 watt hours. But already in the small print of the Specs page this information is given in more detail: MacBook Pro 14 ″ battery: 69,6 Wh.92uBGWL.