Have :
Zippy 8000mAh 3s lipo
Zippy Custom 4s 5000mAh lipo
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Both for 5k one for 3k. ( Shipped )
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The pack is slightly puffed and each has done about 10 flights.
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Nevertheless good deal for the price. I'm moving to 6s so don't need them now..
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Let me know if you need them.