Battery Charger, Battery Capacity 2 Ah, 4 Ah, 5 Ah, 7.5 Ah, Charge Time (2 Ah) 25 min, (2.5 Ah) 30 min, (4 Ah) 30 min, (5 Ah) 40 min, (7.5) 60 min, Battery Capacity Charged in 1-Hour 7.5 Ah, Number of Ports 1, Charging Port Voltage (1) 56V, Charger Input Voltage 120V, Charger Class Rapid, For Battery Chemistry Li-ion, Indicator Light Yes, For Use With Mfr. No. BA1120, Mfr. No. BA1400, Mfr. No. BA2240, Mfr. No. BA2800, Mfr. No. BA4200