Design & Build

An easy to carry & portable charger

U-4, one of the series of UIMI India Power bank with dimensions 14*6.5*2.5 cm weighing 283 gm, manufactured to accomplish with the Charging needs of your smart phones, smart watches, tablets and other electronic gadgets.

Major designing features:

  • Connectors: Single input port and dual output USB charging ports.
  • Color Availability: Available in Black and Deep Sky Blue.
  • LED Torch: Equipped with high quality LED torch
  • Compact Design: Quite compact & metal finished device

Protective Circuitry

Damage Protection & Safety

To keep your device safe when short circuit arises:

  • Over Charging Protection: The U4 Power bank will automatically disconnect your device on full charge.
  • Temperature Protection: Saves your device from overheating while charging the device.
  • Short Circuit Protection: This will keep your power bank safe when the short circuit occurs.
  • Charging Port:

  • Single Input Charging Dock for power bank recharging
  • Dual USB output dock for charging other devices.

Automatic Connection of Devices for charging:

Charging & Connectivity Facilities

No need of extra efforts for switching on the button for charging your devices, simply connect your devices through mini USB cable.

FitCharge Technology

Build in the creative fitcharge technology which let power banks automatically detect the input current demand of device and their specific charging requirements for superior & improved compatibility.

Li-ion Cells:

Cell Fabrication & Quality

UIMI U-4 is fabricated by high quality Li-Ion cells battery providing better charging capacity with 13000 mAh that can charge your Smart Phone at least 4-5 times. It has high tendency for heat resistance and temperature control.

  • Capacity: Have a capacity of 13000 mAh.
  • Temperature Protection: Saves your device from overheating while charging the device.
  • Less maintenance required
  • Superior Energy density
  • Negligible Power loss during Charging.

Portability Compact design easy to carry at any place and can be kept in bag or pocket.

Li-ion Cells

13000 mAh, High quality Li-ion Cells


Handy and customized according to need.

Reset Mechanism

PTC is a re-settable device, creates high resistance on excess current.


Easily carriable as size is quite portable

Temperature Resistant

Over heat protection when temperature exceed the threshold

LED Torch

Fabricated with a high quality LED torch.

UIMI Power Bank U4 Specification

Model No.U4
Battery Capacity13000 mAh
Battery TypeHigh Quality Li-Ion Cells
Shell MaterialElegant Plastic with Fine Style Texture over it
ColourBlack, Deep Sky Blue
Input/ Output VoltageSingle (5V /1.5A ) / Dual (Port A - 5V/2.1A; Port B- 5V/2.1A)
Charging Operational Temperature0°C - 45° C (Typically)
Discharging Operational Temperature10°C -+ 50° C (Typically)
Efficiency Rateupto 80%
Charging Time12- 13 hours
Safety ProtectionReset Mechanism, Protection from Short Circuit, Over Voltage Over Current, Over Discharge
Weight 283 gm
Dimension14*6.5*2.5 (cms)
Warranty1 year Standard Manufacturer Warranty
In the Box1 Power Bank, 1 Flat USB Cable, Warranty Card, User Manual
MRPRs 2,499