Goodall 450 Amp 12 Volt Start-All is ideal for most cars, pick-up trucks and school buses. Voltage is regulated to protect on-board electronics, Antizap Surge protection is included. 30' of 1/0-gauge welding cable allows excellent access to vehicles. Polarity and low battery LED indicators confirm proper connections. Electric start Briggs & Stratton OHV engine. Dimensions are 23" L x 27-1/2" W x 26" Tall. Units weighs 315 lbs.