Efest K2 USB Fast Charger for vape battery in wholesale price

Feedback Ratings
  • 2-299 Pieces
    US $26.69
  • 300-499 Pieces
    US $24.20
  • 500-9999 Pieces
    US $23.79
  • >=10000 Pieces
    US $22.79
Socket Standard:
- +
0piecesselected, US $in total
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Shipping fee:
Depends on the order quantity.
Lead Time:
3 day(s) after payment received
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Quick Details
Brand Name:
Model Number:
Slim K1
battery charger
Place of Origin:
Guangdong, China (Mainland)
1 x USB
Product name:
USB charger
Efest charger
Use for:
fast charger
Payment item:
paypal, T/T, western union
charger for:
26650, 22650, 18650, 17670, 18490, 17500, 17335, 16340....
Gift box
6 months

Packaging & Delivery

Selling Units:
Single item
Single package size: 
23X15X8 cm
Single gross weight:
0.105 kg
Package Type:
singal case with ship cartoon
Lead Time :
Quantity(Piece) 1 - 999999 >999999
Est. Time(day) 3 To be negotiated
Video Description

Efest K2 USB Fast Charger for vape battery in wholesale price

Product Description


1,With 1 charging slots, compatible with all types of rechargeable Lithium batteries (Li-ion, Li-Mn and Ni-Mh)

2,Each slot has an independent monitoring and charging current function 

3,High quality OLED/LED display Screen to display battery charging status

4,Note: Slot 1 and Slot 6 can charge at 2.0A maximum for 2 26500/26650 batteries

5,Features over-current, over-voltage, short-circuit, and reverse polarity protection.

6,Integrated Bluetooth communication module, support for smart-phone remote control.

7,Compatible with and identifies Li-ion (10440, 14500, 14650, 16340, 16650, 17650, 17670, 17350, 18350, 18490, 18500, 18650, 26500, 26650).



AC input Power100-240V 50/60Hz
AC output PowerDC 12V 2A
DC input PowerDC 12V 2A
0.5A CC current500mA ± 5%
1A CC current1000mA ± 5%
2A CC current2000mA ± 5%
Auto cut-off voltage4.23V ± 0.05V
CV cut-off current< 10% max current
Standby current< 20mA
TC current (battery voltage <2.9V)10mA~20mA
Activation current(battery voltage<2V)10±1m A
USB output floating Voltage5.0-5.5V
USB Output floating current< 10mA
Maximum Output current1A



Efest K2 USB Fast Charger for vape battery in wholesale priceEfest K2 USB Fast Charger for vape battery in wholesale priceEfest K2 USB Fast Charger for vape battery in wholesale price

why choose efest

* Efest company specialized in lithium battery and charger for 8 years
Efest lithium batteries and chargers have passed many international testing, such as UL,CE, RoHs, UN38.3, MSDS,etc.

HK warehouse to import battery from Japen and Korea directly. best price and Guarantee 100% original battery.


Welcome to contact us for distributor offer!


Click Here, To Get Your Free Sample!!

charger packing


*Gift packing for each item. Standard weight and outer package for all shipping method.


Delivery Details:

* Within 2-3 days after receiving payment(based on actual quantity)

* DHL/FedEx/UPS fast express

* Air Shipping/ Sea Shipping. All accepted. 

* Tracking NO. will be sent to you after delivery, and we will track the goods for you until you receive all of them.


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Flashlights, Torch, Power bank, Radio Control Toys, Remote Control Toys, Unmanned Aerial Vehicles, Laser Pens, Medical Equipment, Electric Vehicles, Electronic cigarettes, Vape Mod, Vape Pen, Ecig, Drones, Manometer, Pressure Gauge, Gear, and other equipment.

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Work for Efest over 3 years, Feel freely to contact me online for any inquiry or question, Always try my best to recommend best product and best price for you!

24-hour online service, please feel free to inquiry us!!!


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Packaging Details