Empire Scientific EPP-4974 Ultra-High Capacity (300 mAh) Rechargeable NiCad Two-Way Radio Battery for NRN4974, 60527L01, Minitor 2, Metro Pageboy/2, Director 2 2.4 Volts, 300 mAh, 0.3 Ah, 0.72 Wh 2 Year Warranty NiCad Chemistry Rechargeable Memory-Free