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4 Slots Smart LED USB Ni-Zn LiFePO4 Battery Charger

4 Slots Smart LED USB Ni-Zn LiFePO4 Battery Charger

Regular price $12.11 USD
Regular price $18.99 USD Sale price $12.11 USD
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Catalog 2019-2


Brand: Melasta

Model: BT4ZL-2000 

Input: DC5V 2A

Output: 500mA*4

Charging Battery Type: Ni-Zn AA/AAA LiFePO4 rechargeable battery

Product Net Weight: 160g 

Product Size: 137*97*37mm


Applicable batteries: 

*1.6V Ni-Zn: A/AA/AAA/AAAA/C/D/SC/N;

*3.2V LiFePO4: 10340, 10350, 10440, 10500, 12340, 12500, 12650, 13450, 13500, 13650, 14350, 14430, 14500, 14650, 16500,  16340(RCR123), 16650, 17350, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 22500, 22650, 25500, 26500, 26650



* Unique appearance design, qualified material (comply with RoHs standard, fireproof ABS housing) and long life-span.

* 4 independent charging circuits and can charge 1, 2, 3, 4pcs different batteries.

* Standard micro USB interface matches with various power supplies;

* Both pointed head and round head Cylindrical batteries can be charged.

* 35 days money back and 12 months warranty.


Package Including:

1*Melasta USB LED NIZN AA/AAA battery Charger  

1*USB Cable

1*Instruction manual



Multiple Charging type

Only one USB cable,you can connect the charger to PC, car charger,power bank,USB adaptor,etc.

You can charge your battery anytime,anywhere.


Multiple Protection

Built-in over-charge/over-discharge/over-voltage,over-current/over-temperature.

Advanced circuitry and built-in safeguards protect your battery against excessive current,overheating,and over charging.


LED Indicators 

Red light on: Charging state

Red light Flash: The battery is detected or unknown

Green Light on: Fully Charged

Green Light Flash : Reversed Polarity / Error (Maybe defective battery detected)


Comparison of Ni-Zn and Ni-MH




We have many partners all over the world.

Cooperated with the local warehouses in several countries, such as Russia, Spain, United States, etc.

Provide customers with more convenient services and a good shopping experience.




order process 2

About Us

As a professional designer and provider of advanced rechargeable batteries and portable power solution,MELASTA has continually devoted its resources and efforts to developing high performance and reliable products for industrial and consumer applications in today's global market.


MELASTA is engaged in the production and sales of rechargeable batteries and chargers in different models. Our production facilities produce according to the newest international standards such as ISO14000,CE,KC,CB,RoHS.


MELASTA is not only one of the most expanding companies in the sector of portable power solutions,but also one of the most flexible power provider which is able to offer a complete range of mobile energy products(batteries,chargers,additional products,etc)




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Why Choose Melasta ?

A Profesional Portable Power Solution Provider

  • One stop shop for Battery

    1. Energy storage System

    2. Power Tool Batteries

    3. RC Batteries

    4. Chargers

    5. E bike battery Solutions

    6. Consumer Batteries

  • Manufacturing Technology

    1. Production Capacity

    2. 40+ Engineers

    3. 11 Years Experience

    4. 500+ Skilled Labor

    5. Quality Management

  • Research & Development

    1. Hi-Tech Enterprise

    2. Two Testing Labs

    3. High Capacity Technology

    4. 50+ Research Patents

  • After Sales Services

    1 Multicultural Teams

    2. Product Warranty

    3. One to One Support

    4 Dedicated Teem

    5.Production Tracking Platform

Speak to our experts

If you need help selecting the right lithium battery for your application feel free to contact us, We have a dedicated team of experts who will be more than happy to help you to design the battery pack

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