TP5000 4.2V 3.6V 1A Lithium Battery Charging Module (OT3640)

PCB Size: 21.5*14.5*4.2mm;Input Voltage: DC 4.5-9V (Recommended not to exceed 7V)Output Voltage: DC 4.2V/3.6V (Default 4.2V)Output Current: 1A (Default Max)LED Indicator: Charging-Red/Green Flashing, Charged-GreenFeatures: Charging for Lithium Battery (4.2V) and Lithium Iron Phosphate Battery (3.6V)Switch Mode: F Welding Point ON for Lithium Battery and Output 4.2V F Welding Point OFF for Lithium Iron Phosphate Battery and Output 3.6V Adjust the Output Current (Need to Change Two Resistance Values on the Sign "SANYA"): Default Weld 1pcs R100 (0.1ohm) Resistor and Output 1A (Max) Welding 1pcs 0.2ohm Resistor beside R100 and Output 1.5A (max)Welding 1pcs 0.1ohm resistor beside R100 and output 2A (max)R100 removed and 1pcs 0.2ohm resistor welded in its place and output 0.5AIt requires an extra heat sink if the output current is more than 1A.