Model Description: Power Sonic PS-628 6V 2.8Ah (F1) Replacement Battery Compatibility: Power Sonic PS-628 - Direct replacement Condition: Brand new, fresh stock Includes: (1) Battery - 6V 2.8Ah F1 Warranty: 1 year replacement warranty included Lifetime expectancy: 3-5 years Manufacturer: UPS Battery Center Ltd The Power Sonic PS-628 replacement battery is a high quality rechargeable sealed lead acid battery that is manufactured to provide excellent performance and long service life. This battery meets or exceeds the original manufacturer's specifications. This battery is a maintenance free, non-spillable valve regulated sealed lead acid battery. Our batteries are new and always fresh stock. The Power Sonic PS-628 replacement battery is covered by our industry leading 1 year replacement warranty. Physical Dimensions: Nominal Voltage: 6V Nominal Capacity: 2.8Ah Terminal Type: F1 Weight: 0.26 Lbs Length: 2.6" (66 mm) Width: 1.3" (33 mm) Height: 4.09" (104 mm)