SONY Vaio VGN-CR420E Laptop Battery Details:

Replacement SONY vaio vgn-cr420e Battery (5200mAh high capacity) is specially designed for the original Sony vaio vgn-cr420e laptop battery. This vaio vgn-cr420e battery fits SONY VGP-BPS9, Sony VGP-BPS9A, Sony VGP-BPS9A/B, Sony VGP-BPS9/B, Sony VGP-BPS9/S. All the vaio vgn-cr420e batteries are 1 year warranty and money back in 30 days!

Please Note: If you find your battery can't be found or charged, please active your battery with this program (bps9.exe), click to download this zip: bps9.zip , This product will update the underlying device driver of intelligent lithium battery, including the BIOS.Then the computer will be restarted!

• -- Brand New, 1 Year Warranty, 30 Days Money Back if any defective, damaged or misrepresented items.
• -- Name brand li-ion cell, Long life cycle, Grade A quality.
• -- High capability and low inter resistance
• -- Double IC PCB protector, over 500 full discharge/charge times.
• -- Internal circuit board with chips that allow it to communicate with the notebook to monitor battery performance, output voltage and temperature.
• -- Gives the notebook much more accurate " fuel gauge " capability to determine how much battery runtime is left before the next recharge is required.