---
product_id: 363032793
title: "CTEK CS Free®, 12V Portable Battery Charger, 4-in-1 Charger with Hi-tech Power Bank, for Car, Phone, Computer, Smart Battery Maintainer, Jump Starter Alternative with Adaptive Boost Technology, Black"
brand: "ctek"
price: "KSh74740"
currency: KES
in_stock: true
url: https://www.desertcart.co.ke/products/363032793-ctek-cs-free-12v-portable-battery-charger-4-in-1
store_origin: KE
region: Kenya
---

# Adaptive Boost tech powers dead batteries in 15 mins 4-in-1: Charger, Maintainer, Power Bank & Booster USB-C fast input for solar & off-grid charging CTEK CS Free®, 12V Portable Battery Charger, 4-in-1 Charger with Hi-tech Power Bank, for Car, Phone, Computer, Smart Battery Maintainer, Jump Starter Alternative with Adaptive Boost Technology, Black

**Brand:** ctek
**Price:** KSh74740
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your life, anywhere, anytime — the future of portable charging is here!

## Quick Answers

- **What is this?** CTEK CS Free®, 12V Portable Battery Charger, 4-in-1 Charger with Hi-tech Power Bank, for Car, Phone, Computer, Smart Battery Maintainer, Jump Starter Alternative with Adaptive Boost Technology, Black by ctek
- **How much does it cost?** KSh74740 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/363032793-ctek-cs-free-12v-portable-battery-charger-4-in-1)

## Best For

- ctek enthusiasts

## Why This Product

- Trusted ctek brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart & Simple Interface:** No confusing buttons—just clear countdown LEDs showing exactly when your battery will be fully charged.
- • **All-in-One Charging Freedom:** Seamlessly switch between charging your car, phone, laptop, or maintaining your battery with one sleek portable device.
- • **Power Up Fast, Stay On The Move:** Adaptive Boost technology jumpstarts your battery safely within 15 minutes—no bulky jumper cables needed.
- • **Universal Battery Compatibility:** Works flawlessly with all 12V lead acid and lithium (LiFePO4) batteries, backed by a 2-year peace of mind warranty.
- • **Off-Grid Ready with Solar Support:** Connect to solar panels or 12V batteries via USB-C for uninterrupted power wherever your adventures take you.

## Overview

The CTEK CS Free® is a compact 4-in-1 portable charger combining Adaptive Boost jump-start technology, smart battery maintenance, and a hi-tech power bank with USB-A and USB-C ports. Designed for all 12V lead acid and lithium batteries, it supports off-grid solar charging and features an intuitive LED display, making it the ultimate all-in-one power solution for professionals on the go.

## Description

CS Free®, 12V Portable Battery Charger, 4-in-1 Charger with Hi-tech Power Bank, for Car, Phone, Computer, Smart Battery Maintainer, Jump Starter Alternative with Adaptive Boost Technology, Black

## Features

- 4 Cutting-Edge Products in 1 Portable Unit – Adaptive Booster, battery charger, smart maintainer and hi-tech power bank.
- Adaptive Boost Technology Replaces the Need for Jumper Starters: Adaptive Boost works out the safest way to power up your dead battery to get you going within 15 minutes.
- Smart Battery charging: Use CS FREE as a portable charger to top up your battery, connect to power outlet, or hook up to a solar panel kit or 12V battery for complete charging freedom anywhere you go.
- Smart maintainer: Keep your battery in peak condition at home or off grid.
- Hi-tech Power Bank: No power? No problem. Charge up your laptops, smartphones, tablets and cameras whenever they need it with USB-A and USB-C ports. (NEED TO INCLUDE Milliamps per hour here).
- Smart and simple – no buttons or modes, just clear, easy to read displays. Countdown LEDs show the time left before the battery is fully charged.
- Stay Off-Grid Longer: CTEK accessories let you connect to solar panels or stand-alone 12V batteries using CS FREE’s fast USB-C input socket for longer term maintenance charging.
- One Charger for All Battery Types: Charges and maintains all types of 12V lead acid and lithium (12V LiFePO4) batteries.
- 2-year "peace of mind" warranty

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08WNCYNTH |
| Amperage | 20 |
| Batteries | 1 Lithium Ion batteries required. (included) |
| Best Sellers Rank | #151,704 in Automotive ( See Top 100 in Automotive ) #628 in Battery Chargers |
| Brand | CTEK |
| Customer Reviews | 3.9 3.9 out of 5 stars (620) |
| Date First Available | February 18, 2021 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 3.52 pounds |
| Item model number | 2005 |
| Manufacturer | CTEK |
| Manufacturer Part Number | 40-462 |
| Model | CTEK CS Free® |
| Product Dimensions | 9.8 x 3.9 x 3.1 inches |
| Special Features | Portable |
| Voltage | 20 Volts |

## Product Details

- **Brand:** CTEK
- **Color:** Black
- **Item Weight:** 1.6 Kilograms
- **Output Voltage:** 12 Volts (DC)
- **Product Dimensions:** 9.8"D x 3.1"W x 3.9"H

## Images

![CTEK CS Free®, 12V Portable Battery Charger, 4-in-1 Charger with Hi-tech Power Bank, for Car, Phone, Computer, Smart Battery Maintainer, Jump Starter Alternative with Adaptive Boost Technology, Black - Image 1](https://m.media-amazon.com/images/I/61Q61JAth7L.jpg)

## Frequently Bought Together

- CTEK CS Free®, 12V Portable Battery Charger, 4-in-1 Charger with Hi-tech Power Bank, for Car, Phone, Computer, Smart Battery Maintainer, Jump Starter Alternative with Adaptive Boost Technology, Black
- CTEK Travel & Storage Bag (40-468) - CS Storage Bag for Use with Any Charger - Internal Dividers
- CTEK (56-304) Comfort Connect Extension Cable, 8.2 Feet

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**Shop now:** [https://www.desertcart.co.ke/products/363032793-ctek-cs-free-12v-portable-battery-charger-4-in-1](https://www.desertcart.co.ke/products/363032793-ctek-cs-free-12v-portable-battery-charger-4-in-1)

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*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-02-17*