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  • For 18 years, the no. 1 battery and adapter specialist
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Welcome to Batteryupgrade!

Batterychampion has moved to batteryupgrade. As you are used to at BatteryChampion, you will find batteries and adapters for more than 40,000 devices, but with better service, faster delivery and sharper prices.

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Reviews

Eli Sidi rated us:
(5/5)
Product:
HP dv6-2100 dv6-2160 Pavilion dv6-2162nr battery (8800 mAh 10.8 V)
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Batteries suitable for Compaq Presario CQ40-309AX

Nothing could be found

Battery suitable for Compaq Presario CQ40-309AX - 6600 mAh 10.8 V

6600 mAh 10.8 V
Suitable for: Compaq Presario CQ40-309AX
Capacity: 6600 mAh
Type: Li-ion
Product Details...
$ 66.68
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Battery suitable for Compaq Presario CQ40-309AX - 8800 mAh 10.8 V

8800 mAh 10.8 V
Suitable for: Compaq Presario CQ40-309AX
Capacity: 8800 mAh
Type: Li-ion
Product Details...
$ 62.69
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Battery suitable for Compaq Presario CQ40-309AX - 4400 mAh 10.8 V

4400 mAh 10.8 V
Suitable for: Compaq Presario CQ40-309AX
Capacity: 4400 mAh
Type: Li-ion
Product Details...
$ 53.57
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Reviews

Thomas Fyan rated us:
(4/5)
Product:
Compaq Presario CQ40-309AX battery (6600 mAh 10.8 V)
General:
BatteryChampion gave me a professional and reliable impression. Only the delivery took a bit long. Two weeks instead of five working days.
About the product:
The product is working exactly like it should.
Read reviews from other customers
  • Safe, easy, fast
  • For 18 years, the no. 1 battery and adapter specialist
  • Over 1.000.000 customers

Questions? Please contact us!