Batteries and accessories for more than 200.000 different devices!

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  • Safe, easy, fast
  • For 18 years, the no. 1 battery and adapter specialist
  • Over 1.000.000 customers

Questions? Mail to: info@BatteryUpgrade.co.uk

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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

Alexander Hamilton rated us:
(5/5)
Product:
Sagem MY-300Y battery (720 mAh 3.7 V)
General:
Hi there, my battery upgrade is just fine, it does the job and operates as designed.First class service,thank you very much. regards, Alex in Scotland
About the product:
First class.
Read reviews from other customers

Batteries suitable for Sagem MY-300Y

Nothing could be found

Battery suitable for Sagem MY-300Y - 720 mAh 3.7 V

720 mAh 3.7 V
Suitable for: Sagem MY-300Y
Capacity: 720 mAh
Type: Li-ion
Product Details...
£ 21.14
Order now

Check other products suitable for MY-300Y

AC adapters / chargers suitable for Sagem MY-300Y

AC adapter / charger suitable for Sagem MY-300Y - Universal Rapid Charger

Universal Rapid Charger
Suitable for: Sagem MY-300Y
Output voltage: 4.2 - 8.4V
Product Details...
£ 34.08
Order now

Reviews

antoinette lewis rated us:
(5/5)
Product:
Sagem MY-400V battery (720 mAh 3.7 V)
General:
BatteryUpgrade were able to supply a battery for a very old phone, that was not available anywhere else. Free postage, and good customer service. Saved me a small fortune!
About the product:
Just what I wanted. Couldn't find it anywhere else
Read reviews from other customers
  • Safe, easy, fast
  • For 18 years, the no. 1 battery and adapter specialist
  • Over 1.000.000 customers

Questions? Mail to: info@BatteryUpgrade.co.uk