diode

A AGM – Absorbed Glass Mat, a sealed battery that uses saturated absorbed glass mats rather than a gelled or liquid electrolyte between the plates. AGM batteries are more expensive than gell cell batteries or flooded types, but they have superior performance. Alternating Current – Electric current in which the current changes direction (polarity) 120 times per second (in the U.S.) and is commonly referred to as 60 Hertz (cycles per second) AC. Many other…