HP ProBook 4520 Battery

Compatible Models:
HP Compaq 320 321 325 326 420 421 620 621
HP 420 425 4320t 620 625
HP ProBook 4320s 4321s 4325s 4326s 4420s 4421s 4425s 4525s

Our batteries go through a PA+ test to ensure market compliance. We source for qualified overseas suppliers and ensure they’re they have been vigorously vetted to ensure their certification before shipping. The result? Great Products! And in this case a laptop battery that will provide reliable service.

Ps: As well as having a good battery, users are advised on taking care of their devices.

Battery Maintenance Tips:

1. Do not keep the battery on charge the whole time, disconnect the charger pin once the battery charge is full.
2. Do not let the battery charge go below 30%
3. Discharge your battery to about 10% once every two weeks.