TM522 D Solar Duo Charger Controller

Features: Works with 12 V polycrystalline or mono-crystalline solar panels, with rated output from 10 W to 60 W. Fully automatic six step 12 V/12.8 V sealed solar charge controller and battery monitor. Smart 5 A solar controller safely charges all types of 12 V batteries. Automatically adjusts charge according to battery type and condition. Multi step program safely brings the battery to full charge. Continues to maintain battery daily once fully charged.