laptop battery
Notebook energy source
A laptop battery is the rechargeable power cell that allows a laptop computer to operate without being plugged in.
Battery life varies by usage and age—batteries degrade over charging cycles and eventually hold less charge: My laptop battery only lasts two hours now.
Replacing a worn battery restores portability.
- chargeCost or accusation
- powerEnergy transfer rate
- power bankMobile device battery backup
- wall chargerOutlet-powered device charger
- plugged inAttached to power source
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- batteriesAAAA, D cell, 9-volt, C, D
- portable energypower bank, solar charger, coin cell, USB charger, car charger
power source type
laptop batterywall outlet
Fixed electrical socket
AC power · AC adapter · wall socket · power cord · power grid
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