SYSTEMA have made changes to their PTW making it more Lipoly ready with the switch capable of handling such battery. Better performance and improved powersupplies are on it's way. Furthermore, they also made it possible to quickly install and remove the battery on a BM-Type Stock Tube. As for the battery size, the stock tube can accommodate an 11.1v/1100MAH 30C and there would be no stress even the MAX 150 cylinder is used. We like! :)
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