CTEK - Model CS FREE - 4-in-1 Portable Battery Charger - Manual

CS FREE is the world’s first multi-functional, 4-in-1 portable battery charger, maintainer, adaptive booster and powerbank . You can charge and maintain any 12V lead acid or lithium battery anywhere using mains, solar or leisure battery power. And if your battery’s flat, CS FREE’s revolutionary Adaptive Boost technology will work out the safest and quickest way to power up your battery to get you going within 15 minutes.