
Charge and maintain a 12V vehicle battery with more freedom from wall outlets using the CTEK CS FREE (MFG PN 40-462). This portable charger supports lead-acid and lithium battery types from 10-130Ah and can accept USB-C input or compatible solar and 12V service-battery power sources. Adaptive Boost technology can analyze a discharged battery and provide the power needed for a start, while USB-A and USB-C outputs also let the unit serve as a portable power source for compatible devices.
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