Usage Tips:and Fast Chargers: Makita DC18RC PROPERTIESMakita DC18RC is a smart charger and is therefore more modern than chargers from other manufacturers The charger constantly communicates with the battery during charging, using the data stored in the battery memory, the charger processor itself analyzes the data stored in the battery memory and decides on the optimal way of charging at the moment With this modern technology, batteries have a longer lifespan and efficiency Control current voltage and temperature to maximize battery life The main processor of the charger analyzes data from the battery memory Active cooling system, thanks to the built-in fan cools the battery while charging Fast charging, 18V 3.0Ah Li-Ion battery charging occurs after about 22 minutes TECHNICAL DATABattery type: Lithium Ion / LI-Ion / Ni-Mh Supply Voltage: 220 - 240 V Supply voltage frequency: 50 - 60 Hz Charging Voltage: 7.2 - 18 V Charging current: 9 A Power consumption: max. 240 IN Charging time:1.3 Ah - max 15 minutes 1.5 Ah - max 15 minutes 2,0 Ah - max 24 minutes 3,0 Ah - max 22 minutes 4.0 Ah - max 36 minutes 5.0 Ah - max 45 minutes 6.0 Ah - max 55 minutes Dimensions (D x S x W): 156 mm x 190 mm x 84 mm The charger without adapter is compatible with the entire line of LXT 14,4V and LXT 18V batteries by Makita. ( Np BL1415, BL1415N, BL1430, BL1430B, BL1440, BL1450, BL1460B, BL1815, BL1815N, BL1820, BL1820B, BL1830, BL1830B, BL1840, BL1840B, BL1850, BL1850B, BL1860B)