ITEM NAME:tep Down Power Supply 5V 8A 6-Channel USB Output Buck Converter for Sma New 1 Descriptio n Description: Protection: reverse connection protection, over current protection, over temperature protection. Load capacity: 8A Wiring method: DC5.5/2.1, terminal block free soldering Scope of application: USB5V.Load capacity: 8A. This module has a single USB ZUI high current 3A. The higher the current, the faster the charging, which is related to the charging current of your own device. Module size: 68mm 62mm 30mm.