The KMG Battery is maintenance-free, shock and vibration resistant, and never needs re-filling. Advanced lead-calcium technology offers exceptional starting power. Common appications for these batteries include UPS systems, emergency energy lighting, electronic applications, fire alarm and security systems, telecommunication systems, backup power for testing and measuring instruments, electronic apparatus and equipments, communication power supply, DC power supply, and auto control systems. Features: High Performance Battery 100% Maintenance Free Shock and Vibration Resistant Spill-Proof Design Factory Activated Pre-Charged Battery Specifications: Battery Type Number: KMG-10-6 SMF (Sealed Maintenance Free) Battery Family: High Performance, Maintenance Free Voltage: 6 Volts Capacity: 10 Ah Terminal Type: F1 .187″ & F2 .250″ Adapter Dimensions: 5.95″ x 2.01″ x 3.86″ Condition: 100% Brand New Package Includes: 1x Battery (KMG-10-6) Instructions not included Fitment Note: Always double check the battery voltage, capacity, terminal type, and dimensions needed before purchasing.Replacement Battery For: Deltec 3115-650 Poweright Pro II PR450WARNING: This product can expose you to chemicals such as Lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov