850 VA / 450 W backup battery power supply. 9 outputs (NEMA 5-15R): 6 UPS backup batteries with surge protection outlets, and 3 surge protection outlets. Two USB charging ports (2.4A shared). 1.5 m power cord, 3-prong right-angle wall outlet (NEMA 5-15P). Wall mount. Plus free Windows PC power management software (Mac OS uses power saving settings). 'energy). 3-5 year lifespan. Automatic self-test for early detection of the need to replace a battery. Battery Failure notification provides an early warning battery failure analysis function. Includes: 2 USB charging ports, USB cable, user manual. Black. Certifications and standards: California (CEC) Battery Charger, CSA C22.2 NO. 107.3, cTUVus, FCC Part 15 Class B, UL 1778. APC UPS spare battery sold separately. 12.87 x 5.47 x 4.13 in. 8 hours. 120V. Sold by each. Black.