Team Orion 1900mah 6v Hump Receiver Pack Stainless Steel Markings included for five tanks IXO MBC FK R Markings included for five tanks (Royal Netherlands Army Noisy and silly Maximum capacity is a key advantage in racing and only Team Orion Marathon packs combine extreme capacity with incredible performance Key FeaturesExtended capacity with 25% more capacity than our Marathon 1600 packsFits the majority of 1 8 and 1 10 scale nitro vehiclesLow resistance 20AWG copper wire for high current applicationsHigh temperature silicone insulation to resist engine heatJR connectors for RTR or racing receiversGold contacts to avoid oxidation10C cellsIncredibly fast charge rateOverviewTeam Orion developed an entirely new cell to create the largest capacity receiver pack: the Marathon 1900 XL