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For Samsung Galaxy S II SGH-I777 Battery Replacement (1650 mAh) - Grade S+
Feature:
ETrade Supply guarantees this product. Before shipping, each battery under goes a strict Quality Control check subject to the following:
1. Sampling detection for every lot of the Samsung Galaxy S II SGH-I777 Battery, including the voltage,charging time, and self-discharge rate.
2. Weight inspection. If it is too light it is not up to standard, as the reduced weight may shorten the service life and the standby time during later use.
3. Appearance assessment. A physically deformed battery is unsafe for use.
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