{G-Card}
Probably battery, not sure. it just stopped working a couple of month ago.
I am happy to pay. please let me know the payment details. and If I have to pay for redelivery to my address. I have on my Guarantee card this address: Industriestrabe 7, 24647 Wasbek, Germany. Is this correct?? 
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Not sure, probably battery.
The warranty has expired , but please let me know how and how much I need to pay to get it fixed??

Thanks,
Safaa 