Compact and powerful lithium jump starter with power bank featureThe OSRAM BATTERYstart300 compact Lithium Cobalt LiCoO2 jump starter for small to medium 12V vehicles up to 6L petrol engines and 3L diesel engines.Smaller in size than most typical jump starters, the BATTERYstart300 is a compact solution without compromising on power. It includes intelligent safety clamps to keep the jump starter, user and vehicle safe with reverse-polarity, anti-spike and short circuit protection.Comes with a bright LED light and a power bank feature, which allows you to charge electronic devices on the go – just connect a USB charger and the power bank will kick in.