The Makita DC18RD twin battery charger allows two batteries to be charged simultaneously and at the same speed that single batteries are charged in the DC18RC rapid charger. The charger features an optimum charging system that communicates with the battery's built-in chip during the charging process. It actively controls current, voltage and temperature to optimize battery life plus the built-in fan circulates air through the battery to keep it cool for faster charge times. This unit also features charging status indicators and audible tones to alert when charging is complete plus a handy USB port with 1.5A output for charging mobile phones, tablets and MP3 players.
Charge times are as follows with 1 or 2 batteries charging: