solar charge controller TD150V VS TD100V appearance contraststhis video will tell you the difference between TD4615TU and TD2410TU controllerl Advanced MPPT technology, fast and stable track the Maximum Power Point, tracking accuracy 99.5%l Adopt Synchronous Rectifier Technology, significantly improve the transfer efficiency of circuit, maximum 98%.l accurate identification and tracking multi peak power point functionl PV array limited power input function, to ensure that the controller does not overload operation under any conditions.l Widely range of Maximum Power Point of PV array, Max PV input Voltage 100Vl 12/24VDC system voltage automatic recognitionl Humanized LCD displaying, dynamic display operation data and working statel Built-in operation log, account system working statel Multi load control mode: Normal Mode, Sensor Mode, Timer and Sensor Model 3 stages charging mode, Sealed, Gel, Flooded 3 types battery charging procedure selectionl