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High quality battery for HP BY02021 - 5600mAh,2 cells

Our brand new replacement HP BY02021 batteries are produced under the highest industry standard and made with Grade-A battery cell(Panasonic), 100% compatible Original Manufacturer Specifications.

Condition :
Brand New,High Quality
Chemistry :
Color :
Volatge :
Cells :
2 cells
Capacity :
Dimension :
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Note : 3.5V and 3.7V are compatible, they are in common use.
Our replacement HP BY02021 battery is the product of highest quality, which has obtained international certification ( CE, UL, ROHS, ISO9001/9002 ). Without any memory effect, the battery works as powerful as an extra power supply when traveling or being away from home/office. With long life, this replacement battery for HP BY02021 laptop can be charged/discharged for more than 500-750 cycles (has been rigorously tested). Every piece of replacement HP BY02021 battery pack is under the united protection of the PCP board, PCM board and intellectual power measurement circuit: automatically adjusting the charging time to achieve the maximum amount of charge, with over-charge protection, over-discharge protection, over current protection and short circuit protection.
We offer superb pre-sales and after-sales service, providing a full one year warranty and a 30-day money back guarantee for this replacement HP BY02021 battery, 100% OEM compatible with the original HP BY02021 battery. Our batteries for HP BY02021 laptop have also undergone rigorous tests to ensure stability and safety before being dispatched from the battery manufactory. Usually, this high capacity (5600mAh, 2 cells) replacement HP BY02021 battery offers the same or even longer usage period as/than that of the original HP BY02021 battery.
Thanks for buying battery for your HP BY02021 at In order to ensure the quality of our replacement HP BY02021 battery and offer you a 100 percent satisfaction with our products, we will strictly test the product quality before shipment.
Battery for HP BY02021 laptopBattery for HP BY02021 laptop Battery for HP BY02021 laptop Battery for HP BY02021 laptop

Compatible Part Numbers

  • 738676-1C1
  • 738676-541
  • 743821-001
  • BY02
  • BY02021
  • HSTNH-C13C
  • HSTNH-C13C-S
  • HSTNH-H408C

Fit Models

  • Slate 8 Plus
  • Slate 8 Pro

Some tips for increase the length of replacement HP BY02021 battery

  1. Please carefully read the instructions before using the battery.
  2. Before using the new replacement HP BY02021 battery for the first time, make sure that the battery is fully discharged and then get it charged for about 12 hours.
  3. You'd better use a dedicated AC adapter when charging the new BY02021 battery
  4. You'd better turn off your HP laptop when the BY02021 battery is charging; do not pull out the power plug or use your computer when charging.
  5. If you don't use laptop for a long time, please remove the replacement HP BY02021 battery, and place it in a ventilated and dry place.
  6. Excessively high or low temperature environment should be avoided when using the BY02021 laptop battery, as the too low or too high temperature will affect the battery life.
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