Battery Specifications: - Voltage: 10 - Capacity: 2.5Ah - Quantity: 1 Pack Application: - This medical battery is used in Zoll medical defibrillators. Compatibility: - This battery is compatible with Zoll PD4410 / 8000-0299-01, Zoll Defibrillators/AED: M Series, and E Series: PD 1400 Series, PD 1600 Series, PD 1700 Series, and PD 2000 Series.