The emergency jumpstarter is suitable for petrol vehicles up to 3000cc diesel vehicles up to 2500cc a powerful but compact 400amp peak emergency jumpstarter for most 12v vehicles plus a power bank that also provides hours of portable power for smart phones laptops or tablets when out and about enhanced crocodile clips with overheat protection ideal for jumpstarting many 12v vehicles plus charging laptops mobiles tablets and much more compact lightweight ideal for roadside