The Netsavers Line Conditioner utilizing automatic voltage correction and conditioning, produces a clean, filtered, sinewave output, that is better for your computer system. The amount of time that a power supply can continue to supply the load after input power is terminated. The typical value specified for commercial computer power supplies is 25ms.
Holdup time is increased when a power supply is lightly loaded.
Therefore typical computers have holdup times in the range of 100ms.