Charges 18V 3.0 Ah Li-Ion battery BL1830 in just 22 minutes!
Charges 18V 4.0 Ah Li-Ion battery BL1840B in just 36 minutes!
Charges 18V 5.0 Ah Li-Ion battery BL1850B in just 45 minutes!
Forced air cooling fan - cools the battery to minimise charging time. Digital Power Display indicates condition of battery and current charge level (-80%, +80%, 100%)