Whether on a boat, in the mountains, or in the desert this battery will work when you need it the most.
The CS FREE has a solar panel charge kit that lets you recharge the internal battery using just solar power. It delivers fast, reliable solar power so you can recharge or even independently power your CS FREE wherever you take it.
The new, revolutionary CTEK CSFREE is perfect for your off-grid lifestyle. Find out how this first of its kind Adaptive Booster, battery charger, smart maintainer, and hi-tech power bank can change the game of your off-grid adventures.