Highly efficient, the new Xtar MC4S charges up to four Ni-MH, Ni-CD or Li-ion batteries at once. It represents excellent value and is a respected leader in its category. This pack includes a QC 3.0 Amp USB power cable; however, a USB wall adapter is not included in this set, but the option to add one on is available in the bundles section above. We recommend if you are going to use your own adaptor, to check that it is 15W as this is required for optimal performance. Convenient to use worldwide, this charger is compatible with wall adapters, smartphone and solar chargers as well as power banks and computers. To ensure your batteries receive high-quality charging, Xtar have included a self-selected 0V trickle charge phase especially for totally discharged cells, to .