Hi guys!
I bought these LiFePO4 batteries from HK:
http://hobbyking.com/hobbyking/store/__14074__ZIPPY_Flightmax_8400mAh_4S2P_30C_LiFePo4_Pack.html
Is there anybody here who uses such batteries?
It seems strange to me cause they look different from the beared side:
HK support team has no...
