Dual Micro USB 5V 1A/2.1A Power Bank Li-Ion Battery Charger Module with display

(5 customer reviews)

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Product Details

  • Product: Dual USB Power Bank Module with Display
  • Battery Type: Liquid lithium-ion batteries (18650) 3.7V Li-ion battery only
  • Dimension: 65mm x 27mm x 13mm
  • Weight: 12g
  • Package contains: 1 x Dual Micro USB 5V 1A/2.1A Power Bank Li-Ion Battery Charger Module with display


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This is a DIY power bank module with dual USB ports and a display. The module is perfect for DIY mobile power boost power banks with 18650 cells. 

The module comes with protection charging, overcharge protection, over-discharge protection, and overcurrent protection. It has an intelligent output device, that after charging full, automatically stops charging, that prevents the phone to overcharge as well as provides stable voltage and current that makes sure that users devices will not harm. 


  • Dual USB interface (5V 1A and 5V 2.1A)
  • Intelligent digital display
  • Compatible with Li-ion battery
  • Stable output voltage and current


  • Input charging voltage: 5V
  • Input charging current: 1A
  • Output voltage/current
    • 5V/1A
    • 5V/2.1A
  • Overcharge protection: 4.250V overcharge protection release: 4.100V
  • Over-discharge protection: 2.900V over-discharge protection release: 3.00V
SKU: DSM074 Categories: ,

Based on 5 reviews

5.0 overall

Add a review

  1. Shailaja K (verified owner)

    First when I got it it was not working
    But I contacted robo elements and got my new one
    Now it is working nicely

    Shailaja K

  2. Aurangjeb Pathan

    Nice product

    Aurangjeb Pathan

  3. ANIL GAROLE (verified owner)

    Good quality product
    Go for it
    Nice working


  4. MD aftab alam MD aftab alam (verified owner)

    Nice product working verry verry fast it charge your smart 📱 phone fast you must buy it 👍👍👍👍👌👌👌👌

    MD aftab alam MD aftab alam

  5. Creative Inside

    Hello roboelements when this product is in stock

    Creative Inside