Key Features: Integrated microchip stores unique parameters for each battery Smart discharge allows batteries to automatically discharge to a safe voltage Save time and hassle, while improving battery life Powerful 50C continuous discharge rating to deliver high performance and longevity Protective outer metal alloy sheet helps dissipate heat, hold battery shape, and increase durability No soldering required, equipped with IC3 and IC5 Connectors that are compatible with EC3 and EC5 50C battery packs are available in a variety of capacities and cell counts that are perfect for almost any application Feature Overview: You'll 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. Our new Spektrum Smart 50C LiPos come in a variety of popular sizes and are ready to drop into your RC aircraft for better performance, power, and reliability. These are the perfect packs for high performance models and power systems and a great upgrade to get more punch and power on nearly any setup