Best batteries on the market, very nice deal.
Are there any direct from China AA rechargeable batteries with greater than 2000mAh (true 2800mAh would be nice, could get through most full days in a transmitter on a single set without too much worry).
Well, if transmitter works ok with 1.2v it is
https://www.aliexpress.com/item/4-x-PKCELL-Ni-MH-2600-1-2-AA/32853829415.html
If it works good only with high voltage can try Ni-Zn
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