Autometers New Fully Automatic Fast And Full Charger. This Charger Has Fully Controlled Current Limiting From 1 To 80 Amperes. The 4 Channels Are Put Into A Constant Current/Increasing Voltage Mode For The Bulk Of The Charge And A Constant Voltage/Decreasing Current For The Absorption Charge Mode. Features Autometers Fast Charging Technology - Enables Operators To Quickly And Safely Bring Most Good Automotive Batteries Up To 80 Percent Of Their Stated Charge In 60 Minutes Or Less, Autometer Fast Charge Technology Saves Operators And Customers Time And Money.