Standard Construction - Operating Temperatures +32J F to +120J F, Key Switch Start, UL Classification Type "E", Bolt-on Stability Tabs, Multifunctional Display for Flooded Cell Battery, Battery Discharge Indicator with Hour Meter and Fault Light Factory Set for use with Flooded Cell Battery, Composite Control Handle, 20 Amp 110V on-board high frequency smart charger, Battery Tray with Cables, Four 6 Volt Batteries