amiciSmart Solar Charger Controller 20A, Intelligent Battery Regulator for Solar Panel LCD Display with USB Port 12V/24V PWM Solar Charge Controller
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A solar charge controller is used to keep the battery from overcharging by regulating the voltage and current coming from the solar panel to the battery. Solar charger controller is compatibility with 12V 24V system. This updated controller is suitable for all battery types. Make sure to select the correct battery type i.e B1 for lead-acid, B2 for Li-ion, B3 LiFePO4 / Lithium Ferro phosphate (LFP). Connect the battery first with the controller and then the panel. Connections should be in this sequence else the controller will not work. The products come with 1 year warranty