IC3 2S 7.4V Smart LiPo Receiver Battery, 15C 4000mAh

This is a Spektrum 2S Smart LiPo Battery Pack with IC3 Connector Spektrum Smart technology LiPo Batteries practically take care of themselves. When combined with a Spektrum Smart Battery Charger, the unique parameters, history of the battery and more are all available the instant its connected. Charging a Smart Battery is easy as it gets, plus Smart LiPo battery packs are programmable to meet your exact charging needs. But the crowning feature of a Spektrum Smart LiPo battery is that it can be programmed to safely self-discharge to storage condition!Spektrum Smart technology puts you in complete control, makes you more aware and more confident about the capability of your equipmentall the while making your hobby easier. The combined result will make you wish everything about your hobby was smarter.Youll never have to set charge preferences for a Spektrum Smart battery until you want to. When a Spektrum Smart LiPo battery is connected to a Spektrum Smart charger, unique parameters and health of that Smart LiPo battery upload from the Smart memory microchip integrated into the battery. Through the charger, you can view and set preferences, such as charge rates, so that all you have to do to charge the pack every time is press the charger Start button. Smart technology takes care of the rest.Every Smart LiPo battery is factory assembled with the next-generation IC3 or IC5 output connector thats conveniently compatible with older devices equipped with robust EC3 and EC5 connectors. You can use Smart Batteries with older systems, but only when connected to a Spektrum Smart device will all the benefits of Smart technology become obvious.