UPC: 99684003582 Features Four independent, fully automatic charging channels that control voltage and current up to 20 amps per circuit Four sets of LED indicators showing charging status by battery Four sets of detachable 6-foot lead with 300 amp heavy-duty clamps Charges all types of 12-volt batteries Designed for AGM, gell cell, sealed, and standard flooded batteries - including Spiral Cell, Orbital, or Optima batteries Patented diagnostics indicate weak or defective battery Made in the USA Specifications: DC output: 20 amps x 4 channels DC leads: 6 foot - 12 AWG Clamp rating: 300 amp x 4 sets AC input: 120VAC, 12.5 amps, 60 Hz Battery types: 12 volts flooded, AGM and gel cell batteries - including Spiral Cell, Orbital, or Optima batteries Display: 3 LED display indicating charge status Warranty: 1-year parts and labor Shipping dimensions: 16 x 19 x 16 inches Weight: 40 lbs