• 12V car charging function. • Microprocessor Controlled—Battery life is well protected by negative delta V cut-off function and timer protection. • Temperature sensors to prevent the battery from being damaged by over-heating. • LED display for rapid charge/trickle charge/bad cell detection. Red LED = rapid charge Green LED = trickle charge Flashing Red LED = cells are not suitable for charging Safety Features • Negative delta V cut-off function. • Safety timer to prevent over-charging. • Therm