did you buy the flymore kit or standalone? DJI also has them in stock if you were wondering. Don't think there'll be a supply issue this time unlike the Mini
You'll need some extras to make sure you start at 100% battery with the new 96% auto discharge at 24 hours after fully charging. Kind of annoying! You'll also need to use the USB charge battery converter charging a phone or iPad to first drop them to 95% because the charger allow won't topping them off to 100% when still at 96%.