Red and blue light flasher background at night time.
Close up shot of flashing strobe red fire alarm during fire in the room. Sound and strobe red fire alarm mounted to a wall as part of the fire alarm system. Flashing bright light, alarm is activated during a fire in the room.
Sound and strobe red fire alarm mounted to a wall as part of the fire alarm system. Flashing bright light, alarm is activated during a fire in the room. Alert in case of dangerous situation.
Reflection in a puddle of a police siren red-blue light flashes. Flashes of red and blue light. Puddle of blood
Sound and strobe red fire alarm mounted to a wall as part of the fire alarm system. Flashing bright light, alarm is activated during a fire in the room. Alert in case of dangerous situation.
Sound and strobe red fire alarm mounted to a wall as part of the fire alarm system. Flashing bright light, alarm is activated during a fire in the room. Alert in case of dangerous situation.
