Draper expert 15067 lithium jump starter charger 500acompact and powerful jump startercharger delivers a potent charge for emergency jump starting batteries on vehicles up to 6l petrol and 2l diesel fitted with 2 usb ports providing the flexibility to charge mobile phones tablets gps units laptops and cameras offers an ideal backup power source for emergency situations and power outages able to switch between 12v 16v and 19v and fitted with a work lamp with three settings constant sos and flash