science fiction

timer

beep

alarm

alert

danger

panic

explosive

grenade

weapon

counter

count

count down

panic alarm

charge

scary

futuristic

electronic

device

future technology

mechanical

dramatic

suspense

chaotic

clock

detonate bomb

detonation

trigger

set off

blow up

ignite

activate

turn on

power up

load

supercharge

climb

swell

cinematic

film

movie

video game

app

electrical alarm

high tech

epic

seconds