Efest Slim K4 Charger Vape Battery

د.إ90.00

The Efest SLIM K4 Charger is a compact and user-friendly device, perfect for on-the-go use. It features LED indicators to show when it’s in standby mode, actively charging, or fully charged. Designed for efficiency, it begins charging batteries automatically within seconds and incorporates both Constant Current (CC) and Constant Voltage (CV) safe charging modes. Each slot operates independently, allowing for individual monitoring. Additionally, the USB-C port helps minimize heat during the charging process.

Parameters:

• AC input power: AC 100-240V 50/60Hz
• DC output power: DC 5V 1A
• Auto cut-off voltage 4.20 ± 0.05V
• Standby current: 20mA
• Auto recharge voltage: 4.10 ± 0.10V
• DC input power: DC 5V 1A
• CV cut-off current 100mA
• Activation current: 50mA 100mA
• Operation Temperature: 0 ° C to 40 ° C

Efest Slim K4 Charger, Smart Efest Slim K4 Charger for Fast & Safe Vape Battery Charging

The Efest Slim K4 Charger is a compact and efficient charging solution designed for vapers who use external batteries. This Efest Slim K4 Charger Vape Battery charger supports multiple battery sizes and delivers intelligent charging for safe and reliable performance. Whether you’re upgrading your setup or need a dependable charger, it’s a great option to buy in UAE for everyday vaping use.

Key Features of Efest Slim K4 Charger

  • 4 slot universal battery charger
  • USB Type C fast charging support
  • Auto adjust charging speed (2A / 1A / 0.5A)
  • LED indicator lights for charging status
  • Compatible with 18650, 20700, 21700 & more
  • Intelligent protection system
  • Compact and travel friendly design
  • No button simple operation

Smart Charging Technology & Performance

The Efest Slim K4 Charger uses automatic current distribution, adjusting power based on how many batteries are inserted:

  • 2 batteries: 1A per slot
  • 4 batteries: 0.5A per slot

This ensures balanced charging while protecting battery health and preventing overheating. It also features auto cut off at 4.2V, stopping charging once the battery is full to avoid overcharging. 

Compatible Batteries & Devices

This charger supports a wide range of lithium ion batteries, making it highly versatile:

  • 18650 vape batteries
  • 20700 & 21700 batteries
  • 26650 and other Li ion sizes

It is compatible with most vape mods that use removable batteries, making it ideal for advanced vape setups. 

Safety Features & Protection System

Safety is a major strength of the Efest Slim K4 Charger. It includes:

  • Overcharge protection
  • Short circuit protection
  • Reverse polarity protection
  • Temperature control system
  • Smart activation for low voltage batteries

These features ensure safe daily use and extend battery lifespan.

Build Quality & User Experience

The Slim K4 is built with fire retardant materials and durable spring loaded slots for long term use. 

  • Lightweight and portable design
  • Easy battery insertion and removal
  • LED lights indicate charging and full status
  • Independent slot monitoring

This makes it a convenient choice for both home and travel use.

Why Choose Efest Slim K4 Charger in UAE

If you want to buy Efest Slim K4 Charger in UAE, it offers a balance of safety, performance, and affordability.

  • Best price vape charger in Dubai
  • Fast delivery in Abu Dhabi and Sharjah
  • Suitable for daily charging needs
  • Trusted Efest brand reliability

Perfect for users who need a dependable multi battery charging solution.

What’s Included in the Box

  • 1 × Efest Slim K4 Charger
  • 1 × USB Type C Cable
  • User manual
  • Warranty card 

How to Use Efest Slim K4 Charger

  1. Insert batteries into the slots correctly
  2. Connect the charger via USB-C power
  3. Check LED indicators for charging status
  4. Wait until fully charged
  5. Remove batteries safely

Related Vape Products

  • Efest 21700 vape batteries
  • External battery cases
  • High wattage vape mods
  • Other Efest battery chargers

FAQs

Can the Efest Slim K4 Charger charge 21700 batteries?

Yes, it supports 21700 batteries along with many other lithium ion sizes, making it highly versatile.

Is this charger safe for daily use?

Yes, it includes multiple safety protections like overcharge and short circuit protection for safe everyday use.

How fast does it charge batteries?

It charges up to 1A per slot depending on the number of batteries inserted, ensuring efficient charging.

Does it stop charging automatically?

Yes, the charger has an auto cut off feature that stops charging once the battery is fully charged.

Is it available in UAE?

Yes, you can buy it online with delivery in Dubai, Abu Dhabi, Sharjah, and across UAE.

Buy Efest Slim K4 Charger in UAE Today

Looking to buy Efest Slim K4 Charger at the best price in UAE? Order now and get fast delivery across Dubai, Abu Dhabi, Sharjah and all across UAE. Upgrade your setup with a smart, safe, and efficient vape battery charger built for everyday performance.

OUR DELIVERY TERMS WITHIN DUBAI & SHARJAH

  1. Same day delivery 7 days a week within 3 hours.
  2. Monday to Sunday 10am to 11pm, Friday 2pm to 10pm.
  3. Orders over 350 dhs free delivery
  4. Orders under 350 dhs delivery charge is 25 dhs.
  5. Any order placed after 11.30pm will delivered on the next day.
  6. Cash and Card Payment on delivery
  7. Minimum order 80 Dhs required to place an order.
  8. Delivery only in UAE, we don’t have international service.

OUTSIDE DUBAI AND SHARJAH

  1. 6 working day delivery (Sunday closed)
  2. Any order playced after 2.00PM will be deliver on next day.
  3. Order placed before 2 pm will be delivered same day
  4. order placed after 2pm on Sturday will be delivered on Monday.
  5. cash on delivery only (card payment not acceptable).
  6. Over 350 dhs free delivery.
  7. Minimum order 80 Dhs required to place an order.
  8. Orders under 350 dhs delivery charge is 25 dhs.

OUTSIDE CITY AREA

  1. Delivery within 2 working days (Sunday closed)
  2. Far From city areas are 35 dhs will be an additional charge.
  3. More than 350 dhs orders will be 35 dhs delivery charge only.

LOCAL PICK-UP

  1. Available 7 days a week
  2. Order can be picked up from 10.00 am to 11.30pm.
  3. For local pick-up option, we accept cash and Card Payment.
  4. We will contact you for the exact pick-up location.