DEWALT DCB210-2 Get the highest capacity within the DEWALT® 20V MAX XR® lineup with this DCB210 10.0Ah Lithium Ion Battery. These batteries provide optimized runtime using state-of-the-art technology. Compatible with our new XR® Power Detect™ line of tools that adjust output based on power source, this battery delivers maximum performance to get the job done. Eliminate unplanned stops with an included LED Fuel Gauge charge indicator for added convenience.