18650 5V 1A/2A Lithium, Battery Digital Display, Charging Module Dual, USB Output Band, Display Booster, Mmodule

(1 customer review)

In stock

SKU: 1121219
  1. Size:66*18*16mm
  2. Input:5V 2.1A
  3. Output:5V/1A or 5V/2.1A
  4. Protect Function:overcharging protection;overdischarging protection;overload protection


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Brand: Generic
Category: Lipo Voltage Checker

Do you want to build your own power bank from your spare 18650 battery cells?  Then this 18650 5V 1A/2A Lithium Battery Digital Display Charging Module is for you. Just like a modern power bank the module is equipped with Dual USB output to charge the gadgets at 2.1A and 1A. To charge the batteries, this module has one MicroUSB input. Onboard, a brilliant blue-colored illuminating LED Display displays the real-time battery percentage in the 0–100% range, as well as the IN and OUT signals. Furthermore, the board contains a connection for installing an LED to be used as a flashlight, which is generally found on a POWER BANK.

So, if you have any spare 18650 battery cells in your scrap box, buy this module create your own Power Bank, and then share your DIY experience with us.

SKU: 1121219 Category:
Micro USB input

5V 1A

USB output voltage

5V 2.1A / 5V 1A(Dual USB interface)

Battery Type

liquid lithium-ion batteries (18650) 3.7 lithium-ion battery only

Charging display

intelligent digital display

Product Size

57mm x 28mm

Screen size

27mm x 17mm

Shipping Weight 0.01 kg
Shipping Dimensions 8 × 6 × 1 cm
15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects. Replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

Based on 1 review

5.0 overall

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  1. koujalagim (verified owner)

    Good Product with best Service


Questions and answers of the customers

    How many battery can be attached in in parallels ?
  1. 0 votes
    Q How many battery can be attached in in parallels ? answer now
    Asked by maas2018 on July 20, 2022 10:28 pm
    A When connecting 18650 batteries in parallel to a c... Read more
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Country Of Origin: China