Continuously adjustable output voltage./ ''Zero Start'' Interlock./ Adjustable overcurrent trip point from 10%-100% of each current range./ Large, easy to read, high accuracy digital meters./ Analog 0-100% of range current meter for visual charge indication./ Input circuit breaker / power switch./ Thermal resettable overload./ Built in discharge circuit./ Integrated cable storage bin./ Removable line cord./ Light weight, portable and enclosed in rugged, high density polyethylene carrying case.