... 2V51.00.5Features1Full automatic transition of CC, CV and Float/cut-off2Precise limit of voltage & current ... : over current, over voltage, short circuit and reverse polarity4High Efficiency: 95%~98%, PFC: ... LED indicators, Aluminum, Robust, Elegant and Reliable6CE & C-Tick Certified, Safety and High Quality7Patent Pending, 3-year ... Li battery is 5% of CC, and it can be set with range between 3- ...