Features: 1.Regulates output voltage and current. 2.Protects from over-voltage, over-current and over-temperature with voltage and current number reading indicators on the equipment and over-temperature indicator. 3.Enables automatic and safe vehicle ECU programming. 4.Prolongs battery lifespan and Enables battery being charged to the full if it’s used for battery charge. 5.Can be used unattended and fully automatically