Herzog592 years ago000How much charging voltage can be applied to the USB c?Show in original language (German)Predi16742 years ago000 Helpful answerIt is best to use a conventional smartphone charger with 5V and 2ah, but 3ah is also no problem. Show in original language (German)CommentSammi162 years ago000Hello, I can't answer that exactly. For example, I charge it via a fast charger for mobiles etc.. USB-C connection. Works great. I'm sorry I can't describe it in more detail. At least it's a great part :) Show in original language (German)Commentmarkusszumny2 years ago000I think 5Volt Show in original language (German)Comment