This is a Dual Output power adapter for the dewalt max xr lithium battery, it allows you to power the battery through the electrical outlet or and then use the 20 v power supply to complete the job.
This Dual Output power adapter lets you power two devices at the same time, it supports 6 v and 12 v at both 5 ghz and 3 ghz, and two devices at once. This Dual Output power adapter is prime for use 12 v dc power supplies with 5-pin din connectors, it can power up to 500 ma of devices, making it practical for attached cameras, laptops, or other electronics. It's also reversible polarity makes it uncomplicated to operate with both left and right hands, it offers two Output devices that can failures or lack power, which is a top feature if you don't have extra tools. The power adapter also includes a battery which makes it straightforward to get power without having to go through the trouble of buying a power source, the power source can recharge either the dewalt battery or a compatible power outlet. The power adapter can also power other dewalt power sources, such as the dewalt cordless drill with an 3-cell battery, the power adapter gives two sets of high-power leds to indicate charging progress and power on/off.