HLN full-auto inverted power source,voltage regulator,Voltage Stabilizers HLN full-auto inverted power sourceGeneralHLN ... quick strain,anti-interference,anti-thun derstruck,steady output voltage frequency,good adaptability and practical ,which can help ... ≥80%Under-voltage protectionDC 9.0-10.0V/DC12VOver-voltage protectionDC 14.5-15.0V/DC12VUnder-voltage protection and over-voltage protection of ...