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Rectangular replacement battery with silver label for Samsung Galaxy S II SGH-I777

Cameron Sino Replacement Battery for Samsung Galaxy S II SGH-I777

SKU CH-VNT3-8GQM9

Replacement battery compatible with Samsung Galaxy S II SGH-I777 and related models

  • Compatible with Samsung Galaxy S II SGH-I777 and related models
  • Replacement battery restores reliable daily power for your device
  • Maintains original phone profile for straightforward installation
  • Engineered for optimal performance and consistent energy output
  • Ideal backup solution supporting uninterrupted communication and productivity

Replacement Battery for Samsung Galaxy S II

This Cameron Sino replacement battery is designed for the Samsung Galaxy S II SGH-I777 and compatible models including Attain and Galaxy Attain 4G. It restores reliable power for daily use and serves as a dependable backup. The unit maintains the original form factor of the phone for a seamless fit. Ideal for users needing to extend the longevity of their existing device.

Suits owners of listed Samsung models needing

This battery fits the specific models named in the specifications and no others. Buyers with different Samsung handsets or other brands should look at something else. Users requiring higher capacity than the original specification cannot be accommodated by this unit. It is intended strictly as a direct replacement or spare for the identified devices.

Simple swap installation with original profile

Installation involves removing the back cover and exchanging the old cell for this new one, matching the original device profile. No tools or technical skill are typically required beyond basic handling. What usually goes wrong is ordering the wrong part for a similar-looking but incompatible model number. Verify the exact model code SGH-I777 or Attain variants before purchase.

How it compares

Measured against everything we stock in Jump Starters, Chargers & Power Packs, at today’s prices. Recalculated every night.

Price $11.99
Cheaper than about 90% of the 1,744 comparable items (median $14.99).

Specifications

Product
Brand nameCameron Sino
Model nameAttain, Galaxy Attain 4G, Galaxy S II, Galaxy S II 4G, SGH-I777

Questions about this item

Does the SGH-I777 handset need anything else before I can install this Cameron Sino battery?

No extra parts are required; the battery is a direct replacement that fits the existing compartment and connects to the phone's internal contacts.

Will the phone still charge and report battery level correctly if I keep my original SGH-I777 charger and back cover?

Yes, the replacement cell uses the same voltage and connector layout, so the stock charger and original back cover work without any change in behaviour.

How can I confirm the new battery is working properly after I fit it in my SGH-I777?

Power on the phone, check that the battery icon shows a charging symbol when plugged in, and verify the device runs for a full day under normal use without unexpected shutdowns.

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