Charge Safer with World's First Smart USB Cable with Temperature, Current and Voltage Auto Abort Charging Safety Feature.   And oh yes, it can also tell if your 10,000mAh powerbank is really 10,000mAh.   While stock last, we will include FREE a China-made 8-pin adaptor.  Length: 1 metre. View our YouTube demo video: https://youtu.be/5hw9lMwBl6U and also visit our web at www.prufen.com