Originally Posted by
RockStar_199
the reciever battery pack that comes with the rtr isnt very good and i have seen problems straight outa the box
Nothing wrong with the receiver packs. I still have the first one that came with my rtr over a year and a half ago. They will hold a charge of serious racing for about 30 mins. Using JR 9100t servos. I have three of them that I use as practice packs and then run a 1600 or 1700 mah for racing.