Blackcell BU4 Battery Charger

  • Ex Tax: $11.99
  • Product Code: M00000062
  • Availability: In Stock

Blackcell BU4 Battery Charger The BU4 vape battery charger is an intelligent device with a fast charging speed and compatible w..

Blackcell BU4 Battery Charger

The BU4 vape battery charger is an intelligent device with a fast charging speed and compatible with a wide variety of batteries to cover most charging needs. With a 3 LED light display, it has a clear charging status for each slot, designed for ultimate convenience.

Blackcell BU4 Battery Charger Spec:

  • DC USB5V 2A Input Voltage
  • 1.42V+0.05V, 4.2V+0.05V Output Voltage
  • 500mA x 4/1000mA x 2/2000mA x 1 Output Current
  • 5V/1000mA Output USB
  • Charging Mode: constant current and constant voltage
  • <100mA Constant voltage cutoff current
  • <15.0mA External power supply stand by current
  • 111x 86x32mm Size
  • 122.7g Weight (Charger Only)
  • Compatible with: IMR/Li-ion: 26650 22650 18650 18400 18350 17670 17500 18340 14500 10440 21700 20700 Ni-MH/Ni-Cd: AA, AAA, AAAA, C
  • Input type: USB

Blackcell BU4 Battery Charger USB Output:

  • USB output load voltage: 4.90-5.30V
  • Output current: 1000mA
  • Floating current: <1mA
  • When load current: 1000mA
  • USB output voltage: 4.75-5.25V
  • Cutoff output protected voltage: 3.0±0.1V

Blackcell BU4 Battery Charger Features:

  • Four, independent micro-controlled charging slots allow for simultaneous charging at 5V DC USB input.
  • Automatically distributed charging current (500mA*4/1000mA*2/2000mA*1), 2000mA for slot 4 only. 500mA is the default setting for charging Ni-MH and Ni-Cd batteries.
  • LED display charging status 30%, 70%, 100%.
  • Li-ion and Ni-MH Ni-Cd batteries are automatically detected.
  • 0V voltage Activation capabilities. Trickle charge activated when the battery voltage is between 1.65-1.85V.
  • Faulty batteries and battery reverse connected batteries are automatically detected.
  • Charging mode: constant current and voltage.
  • DC input, the power supply is 5V 2A (Micro plug).
  • Automatically detected USB 5V/1000mA output function.
  • Certified by CE, ROHS, and FCC.
  • When no batteries are installed, the three LEDs will flash and then turn off one by one when the charger is connected to a power source.
  • When a bad battery is installed, the three LEDs will flash at the same time.
  • During the charging process, the three LEDs light up one by one, and will all stay lit until charging is completed.

Blackcell BU4 Battery Charger Precautions:

  • The product is for use specifically with Lithium, Ni-Cd and Ni-MH batteries only. Charging other batteries can potentially lead to an explosion, broken or leaking batteries, personal injury or property damage.
  • Incorrect use of the charger may lead to an electric shock.
  • The BU4 charger should only be used indoors or inside a vehicle. Under no circumstances should it be exposed to water, high humidity, and low or high ambient temperatures.
  • Do not disassemble or modify the charger.
  • Please use appropriate AC voltage 100-240V.
  • No BlackCell products are intended for use by anyone under the age of 18.
  • The safe operating temperatures are between 0°C-35°C 32°F-95°F.
  • Do not drop or rest heavy items on the unit.
  • If any problems arise with either the batteries or charger, unplug the power cord immediately.

The Blackcell BU4 Battery Charger Warranty:
The BU4 Charger can be exchanged for a replacement by authorized distributors within 180 days If there are any product issues.

The warranty is invalid in any situation below:

  • The product(s) is/are broken, reconstructed and modified.
  • The product(s) is/are damaged by leakage of batteries.
  • The product(s) is/are damaged by improper use.

Compatible with

IMR/Li-ion: 26650, 22650, 18650, 18400, 18350, 17670, 17500, 18340, 14500, 10440, 21700, 20700. Ni-MH/Ni-Cd: AA, AAA, AAAA, C Batteries


111x 86 x 32mm

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