2.5A MPPT Solar Charge Controller DC5.5×2.1/Type-C/Terminal Input Solar Panel Charger Regulator For 3.7V Ternary Lithium Battery

DC 5-18V 2.5A MPPT Solar Charge Controller Solar Panel Charging Board 3.7V Ternary Lithium Battery Solar Charging Control ModuleFeatures:1. Supports 5–18V solar panel input, compatible with 10–30W solar panels2. MPPT algorithm for higher and smarter charging efficiency3. On-board USB 5V/2.1A output with reverse polarity and reverse current protection4. Three input interfaces to choose from for ease of use5. Compact and portable, with a high-brightness LED indicator for ease of useSpecifications:Input interfaces: DC 5.5×2.1, Type-C, terminal blocks(Note: Only 1 of the 3 input ports can be connected at a time; Type-C port is for input only—do not use it for output)Solar panel input: 5V–18VUSB output: 5V/2.1ASupports 10–30W solar panelsSupports 3.7V ternary lithium 18650 batteriesInput protection against reverse connection and reverse currentProduct dimensions: 70mm × 34mmInstructions for use:Supports 5V–18V solar panel inputBefore use, set the solar panel voltage jumper to the correct positionThe battery terminal is only compatible with 3.7V lithium batteriesWhen connecting the battery, ensure the positive and negative terminals are not reversedA battery protection board is optionalPress the button to display the current battery level via the indicator lightThe USB output features discharge protection; the USB output will shut off once the battery is depleted.The output will not switch on automatically when charged; the button must be pressed.Note:The USB output must not be used without a battery; a battery must be connected to the battery terminal for stable USB output.The unit will not operate without the short-circuit cap inserted; once inserted into the 6V position, USB charging is enabled.Please ensure adequate heat dissipation during prolonged use.Product list:MPPT Solar Charging Control Module*1