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Universal Battery Charger Basen Bo4 Pro Charger 21700 26650 18650 18350 Vape Kit

Universal Battery Charger Basen Bo4 Pro Charger 21700 26650 18650 18350 Vape Kit

Regular price £15.49 GBP
Regular price Sale price £15.49 GBP
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Basen BO4 Intelligent Battery Charger: Efficient and Safe Charging

The Basen BO4 is an intelligent battery charger equipped with temperature adjustment functionality. It features four independent charging channels, allowing simultaneous charging of four lithium batteries. Users have the flexibility to select different charging currents to cater to slow or fast charging needs, and the charger provides a clear display of each rechargeable battery's charging status during the process.

This charger incorporates a specialized charge and discharge management circuit, along with multiple security protection settings. These safeguards effectively prevent issues like reverse polarity, short circuits, overcharging, over-discharging, and overcurrent, ensuring the safety of the batteries and users. With its wide compatibility and practicality, the Basen BO4 can charge various types of 3.7V cylindrical lithium batteries.


  • Input: USB DC 5V-2A
  • Output:
    • 4.2V--4x 0.5A
    • 4.2V--2x 1.0A
    • 4.2V--1x 2.0A (Channel 4 only)
  • Charging Current:
    • 0.5A 500mA±10%
    • 1.0A 1000mA±10%
    • 2.0A 2000mA±10% (Channel 4 only)
  • Max. Charge Voltage: 4.20±0.05V
  • Compatible with: IMR/Li-ion: 10440 14500 14650 16340 17335 17500 17670 18350 18490 18500 18650 18700 22650 20700 21700 22700 25500 26650 Li-ion IMR INR ICR NCR NMC and 1.2V rechargeable AAA AA A SC C D Ni-MH Ni-CD Batteries.
  • Activate Current: 10mA~20mA, battery voltage <2.9V
  • External Power Supply Standby Current <20.0mA
  • Storage Temperature: -40℃~+70℃
  • Usage Environment: -20℃~65℃

Package Includes:

  • 1 x Basen BO4 Battery Charger
  • 1 x Charger Cable
  • 1 x User Manual
  • 1 x Warranty Card

"We have an effective age verification process that satisfies due diligence and will not sell to persons that are under 18 years old."

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