Makita DC18RD Dual Port Charger 7.2 - 18V The Makita DC18RD dual-port charger is capable of charging two Makita 18V batteries at the same time. The charging time is the same as the single port charger DC18RC. A built-in CPU gathers information from the battery\'s memory chip to determine optimum charging methods while a forced-air cooling fan cools the battery to minimise charging time. With an audible sound alert to indicate a full charge and an LED Charging Display. Charging Times Two 3.0Ah BL1830 batteries - 22 minutes Two 4.0Ah BL1840 batteries - 36 minutes Two 5.0Ah BL1850 batteries - 45 minutes Specification: Weight: 2kg