This is the 748th most frequent Italian word.
ricarica
"Ricarica" means "recharge" or "top-up" in English.
Here 'ricarica' is a noun, meaning the action or result of recharging an object, specifically referring to the phone in this case.
La ricarica del telefono è necessaria.
The phone recharge is necessary.
In this sentence, 'ricaricare' (related to 'ricarica') is used as a verb, indicating the act of recharging or refilling a phone subscription.
Devo ricaricare il mio abbonamento telefonico.
I need to recharge my phone plan.
Here 'ricarica' is used to describe the process or ability of quickly 'recharging' the battery.