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

Questions? Please contact us!

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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GNS

We sell batteries, chargers and other accessories suitable for:

Device
Partnumber

GNS 5840
GNS 5843
GNS Fortuna Clip-On Bluetooth GPS
GNS World

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Reviews

Richard Kean rated us:
: (5/5)
Product:: GNS battery (1000 mAh 3.7 V)
General:: Simple process: excellent
About the product:: It works! What more can I say?

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!