10-Pack UPG D5733 UB645 6V 4.5Ah Replacement Battery for Sonnenchein A506/4.0S & Empire Scientific #SLA4-6

UPG #D5733 UB645 6V 4.5Ah replacement batteries — sold as a pack of 10. Compatible with Sonnenchein A506/4.0S and Empire Scientific #SLA4-6. Individual battery dimensions: 2.78 inches x 1.88 inches x 4.18 inches. Weight per battery: 1.59 Lbs. Sealed SLA/AGM, maintenance-free and spill-proof. Rechargeable design that can be mounted in any position and is resistant to shocks and vibration. Includes a 1 Year Warranty.