There are lithium battery and lead acid battery switching function at the battery type interface 3 seconds into the switch settings the default is lithium battery.
Pwm solar charge controller manual.
Cmtd series solar charge controller is an intelligent multi functional solar charge and discharge controller.
Pwm solar charge controller user manual 133mm 124mm 70mm 50mm connect the battery to the charge regulator plus and minus.
The charge controller features a 4 starge pwm charging with led indicators that indicate the charge controller status and additionally over charging and over discharging features that provides protection against overcharging overload short circuit and reverse polarity.
About 35 of these are solar charger controllers.
All the controlling parameters can be set flexibly to satisfy your different needs.