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Small rectangular Ni-MH battery pack green circuit board exposed cells 28 grams

Estry

Estry standard battery 2.4V 20mAh 28.0g

SKU CH-CNJ1-TR9ZM

A 2.4V 20mAh Ni-MH replacement battery for select Toshiba Portege, Qosmio and Pro tablets, weighing 28.0g with protection circuits

  • Specifications2.4
  • Battery Pack1 Year
  • Direct replacement for original battery
  • 4V 20mAh Ni-MH chemistry powers compatible tablets
  • Overcharge over-discharge over-voltage short-circuit protection built in
  • Certified to ISO9001 RoHS CE UN38.3 MSDS standards
  • Compact 27.83 x 12.78 x 4.5mm weighs 28.0g

Direct Replacement Battery

This 2.4V Ni-MH battery replaces the original pack in Portege M400-S5032X, Qosmio G30-191, Pro S300-EZ2521, A10-521 and 1800-750 devices. It matches the listed part numbers including P000268840, GDM710000002 and P71035017110. The compact cell fits the original compartment without modification.

Capacity and Runtime

Rated at 20mAh and 0.05Wh, the pack supplies enough energy for CMOS retention and real-time clock duties in the compatible tablets and notebooks. It is not designed to power the main system or sustain operation during active use.

Critical Compatibility Check

The part-number list is the single specification that decides fitment; if your device or original battery code does not appear in the supplied list this cell will not work.

Highlights

  • Direct replacement for original battery
  • 4V 20mAh Ni-MH chemistry powers compatible tablets
  • Overcharge over-discharge over-voltage short-circuit protection built in
  • Certified to ISO9001 RoHS CE UN38.3 MSDS standards
  • Compact 27.83 x 12.78 x 4.5mm weighs 28.0g

Specifications

BrandNi-MH
Model18mAh
Specifications2.4
Battery Pack1 Year

Questions about this item

Will the 2.4V 20mAh Ni-MH pack fit the original slot in my Portege M400-S5032X tablet?

Yes — it matches the original dimensions of 27.83 x 12.78 x 4.5mm and weighs 28.0g, so it seats in the same compartment.

How can I verify the battery is working after installation?

The tablet should power on and hold a charge; the pack includes overcharge, over-discharge, over-voltage and short-circuit protection for stable operation.

What comes in the package and do I need any extra parts?

Only the replacement battery is supplied; no cables, chargers or tools are included.

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