Suitable for both petrol and diesel engines. Compatible with all engine sizes - use on larger engines will increase the charging time. Charging time approximately 9 hours 20 minutes hours. Recharges all types of lead acid batteries up to 360Ah. Auto select technology: select the application and the charger will do the rest. 4 stage charging technology provides a fast charge without the risk of overcharging and overheating. Reverse polarity protection prevents sparks and reverse polarity damages to the battery and the vehicle's electronics. Digital Diagnostic Microprocessor for continuous monitoring of battery conditions. Battery status check ensures the battery can accept charge. Smart charge automatically analyses the battery and selects the best charging rate for the battery type, size and discharge level. Engine start allows you to jump start a vehicle with a flat battery in 90 seconds. Float mode maintains the battery fully charged indefinitely so it is always ready for use. Alternator check detects a faulty alternator, a potential hidden cause of a flat battery. Multilingual digital display provides you with instruction for each step of the charging process. Voltage gauge monitors the percentage of charge in the battery. Side cord wrapping for neat storage. Metal front panel for extra durability. Charging rate 20 amps RMS. Manufacturer's 2 year guarantee.