Application: the main purpose is to charge batteries. It can also be used to crank vehicles with slightly discharged batteries. Do not use it to crank vehicles with low or dead batteries (use boosters for that)
For 12V and 24V vehicles
Cranking Amps at 12V
400 for BBC420
570 for BBC620
Features overload and reverse polarity protections
Charge it via 230V power supply. Always charge it 100% before using it as a starter
User manual: http://extranet.snaeurope.com/Documents/2013/6/BBC42_405.pdf