APC Back-UPS 850VA, 450W, 9 Outlets, NEMA 5-15R, USB Charging

Adjustable voltage sensitivity
Provides the ability to adapt the UPS for optimal performance in specific power environments or generator applications.

Audible alarms
Provides notification of changing utility power and UPS power conditions

Automatic self-test
Periodic battery self-test ensures early detection of a battery that needs to be replaced.

Battery failure notification
Provides early-warning fault analysis on batteries enabling timely preventive maintenance

Building Wiring Fault Indicator
This LED informs users of potentially dangerous wiring problems in the wall circuit.

Cold-start capable
Provides temporary battery power when the utility power is out.

Disconnected battery notification
Warns when a battery is not available to provide backup power.

Hot-swappable batteries
Ensures clean, uninterrupted power to protected equipment while batteries are being replaced

Simple battery replacement
Increases UPS availability by allowing quick, easy battery replacement.

Transformer Block Spacing
Connect bulky transformer block plugs without covering up other outlets.

USB connectivity
Provides management of the UPS via a USB port (not available on all models).