The most professional and reliable protection for your LED, LCD, Plasma Tv's, Audio Equipment, Video Game Consoles, DVD Blu-Ray, Computers, Printers, Cable And Satellite Equipment. Designed to prevent the damage caused by changes to and/or disturbance of the electrical supply; automatically protects your equipment against blackouts, low voltage and excessive voltage, Instant Spikes; initiates a standby cycle before reconnecting the equipment. Light indicators shows the status of the power supply.