This battery is made of top materials of Li-Polymer cells that have been safely certified by RoHS, CE, FCC and tested through repeated simulated work and commissioning before they are shipped from the factory. On the other hand, its specifications are based on the original standards such as appearance, interface type, body size, capacity, voltage, charging current and voltage,etc.

This product information is fully applicable to the HASEE series laptop batteries, "HASEE battery X300-3S1P-3440"..

* If you have any questions about the model mismatch or cannot confirm the model number due to the appearance we provided, please email us with the appearance of the battery and the model name or part number.

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