CTEK CS FREE

CTEK CS FREE Portable Battery Charger & Maintainer

The CTEK CS FREE is the world’s first truly portable battery charger and maintainer with Adaptive Boost technology. Charge and maintain any 12V lead-acid or lithium vehicle battery anywhere, without needing a mains power outlet.

If your battery is flat, CS FREE’s revolutionary Adaptive Boost gets you back on the road in just 15 minutes. Simply charge CS FREE’s internal battery, keep it with you, and it will stay fully charged for up to one year.

CS FREE automatically analyses your battery’s state, adjusting its output safely and efficiently. For longer-term maintenance charging, it can even be powered via solar panels or a 12V battery.

Key Features:

• Portable Charging Anywhere – No mains connection required
• Adaptive Boost Technology – Safely starts flat batteries in just 15 minutes
• Long-Lasting Internal Battery – Retains charge for up to one year
• Flexible Power Options – Can be charged via solar or 12V battery for extended maintenance
• Simple to Use – No modes to select; connect and charge automatically
• Countdown Function – Displays remaining charge time
• Tech Charging Outputs – USB-C and USB-A ports for laptops, smartphones, and tablets
• Ergonomic & Durable Design – Tough case built for portability
• Peace of Mind – 2-year warranty

Included in the Package:

• PD charger
• Power outlet adaptors (EU, UK, US)
• 1m USB-C to USB-C cable
• 2m detachable DC clamp cable
• User manual