•Microprocessor control •Auto voltage detection •Multi-stage charging algorithm and desulfation •Maintain mode •Thermal runaway protection •Temperature compensation •Auto-voltage detection - automatically determines if the battery is 6 or 12V •Fully automatic •Starts charging a battery as low as 0.1V •Keeps stored batteries fully charged •Thermal runaway protection (patent pending) - safety feature that prevents battery from overheating •Temperature compensation - adjusts charge level based on temperature •LED indicators - displays power and charging status •Small batteries - charges and maintains motorcycle, lawn tractor, ATV, snowmobile and personal watercraft batteries •Large batteries - maintains car, RV, boat, antique and classic car batteries •Versatile quick connect harness - easily changes between battery clamps and ring terminals •Hook-up protection - reverse and short circuit protection eliminates sparking and protects b