Eaton Electrical 5S1500LCD External UPS, Black Power management: enhance your power protection capabilities and ensure safe system shutdown LCD display: access critical UPS information including battery time and outage tracking in a single screen view with the user friendly LCD Eco-control: save up to 30 percent on energy consumption by shutting down non-essential peripherals when the computer is turned off Convenient form factor: fit the 5S easily into tight spaces with its slim form factor Surge protection: provide surge protection for network phone lines, cable TV and satellite applications