battery

low level

run out of

run out

need charge

little power

critical

empty

no battery leave

nomore

not enough

problem

trouble

low energy

recharge

drain

discharging

discharge

almost go

alert

multus media alert

signal

attention sound effect

warning sfx

warn efx

warn

laptop

notebook

netbook

ultrabook

tablet

phablet

mobile device

mobile phone

smartphone multimedia fx

cellular phone

cellphone

cell phone

system notification

notify

indicate

indicator soundfx

ui idea

user interface

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