Tripp Lite's LS606M automatic voltage regulation system offers complete protection from brownouts, overvoltages and transient surges for computers, printers, fax machines and more. Transformer-based voltage correction circuits maintain usable 120V nominal AC output during brownouts as low as 93V and overvoltages to 141V. Network grade equipment protection offers AC surge and noise suppression rated at 720 joules. Supports loads up to 600 watts. Includes 6 NEMA5-15R outlets, 6-foot line cord and 3 diagnostic LEDs that display boost, trim and normal regulation operation.