Makita Fast Battery Charger DC18RC LXT Lithium Ion 18V + Makita BL1850B 18 Volt 5.0Ah LXT Lithium-Ion Battery  This eXclusive Toolstop Deal consists of the DC18RC Charger and 1 x 5.0Ah Battery. Model DC18RC is a compact size fast charger that charges Makita batteries from 14.4V to 18V. Only 45 minutes to fully charge a BL1850B 5.0Ah Li-ion battery. The innovative computer-controlled charging system provides optimum charge to each battery through the digital communication between charger and battery. The internal cooling fan keeps the battery temperature low for minimum charging time.  DC18RC Features:   The DC18RC has a cooling fan and Active 3 Controls  This means that during the loading of the charging voltage, charging current, and temperature is held in the holes  The cooling system blows cool air into the battery  As a result, high temperatures occur in the battery, so that the battery life is extended, and the charging process is accelerate   BL1850B Features: Charge level indicator  Foam cell technology  Slide on battery - firm holding with multi contacts and shock absorbing pack, will not puncture and remains cool even in heavy use  Unbeatable 45 minute charge time  Same weight and size as 3Ah or 4Ah battery  Works with your current Li-ion Chargers Longer runtime and battery life Specification: DC18RC Compatible with the following battery models:   BL1850B (197282-4) 5Ah - 45 Minutes  BL1840 (196399-0) 4Ah - 36 Minutes  BL1830 (194204-5) 3Ah - 22 Minutes  BL1430 (194065-3) 3Ah - 22 Minutes  BL1415 (194558-0) 1.3Ah - 15 Minutes