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  1. F

    Tattu 22,000mah 6s 25c batteries

    EBAY LISTING (with photos) Used for less than a year on a experimental UAV design. The project was discontinued and I no longer have a use for these batteries. Their chemistry is in excellent condition. They were stored at 3.8V per cell in a climate controlled area for their entire life, and...
  2. G

    How many batteries do I need for P4A?

    Hi there, I am going to get my Phantom 4 Advanced soon. I will be using this for my drone business and is my primary drone. How many batteries would you suggest I get since 1 battery is less than 30 min flight time. If you have a drone, how many batteries do you have and what is the total...