The Makita DC18RD chargers two batteries at a time, making it a vital part of any job site or busy home workshop. The most asked question we receive is how long it takes to charge batteries?Same time dual port rapid charging. Forced air cooling system provides industry leading charge times. Active 3 controls current, thermals and voltage for optimum charging. Digital power display indicates battery status. 2 x 5.0Ah battery with fuel gauge deliver extended runtime performance. Kit Includes: 1 x Makita DC18RD Same Time Dual Port Rapid Charger and 2 x Makita BL1850B-L 18V Li-Ion Batteries. Voltage: 18V. Charge Time: 45 Minutes