Tested and Working.The OEM EB-BW720ABA Battery is a high-quality replacement battery designed specifically for the Samsung Chromebook 4 11.6" XE310XBA. With a capacity of 5070 mAh and a voltage of 7.7 V, this Li-Ion battery provides reliable power for your device. The silver color adds a sleek touch to the battery, making it a stylish and functional accessory for your laptop. Designed by Samsung, this battery ensures compatibility and performance for your Chromebook.