Empire Scientific EPP-4974 Ni-CD Battery, 300mAh Replacement for Motorola Minitor II, Director II, NRN4974, 60527L01 (Ni-CD 2.4V 300mAh) Rechargeable Battery replacement for Motorola NRN4974 Battery Made with high quality Japanese cells. 100% compatible with your OEM battery. 1 year warranty