Spektrum Smart Receiver Packs are designed to provide optimal current to the most demanding receiver power systems and provides pilots and drivers all the benefits of Spektrum Smart Technology, all while remaining small and lightweight.

Features

Spektrum Smart Technology Makes Charging and Maintaining Batteries Easy
Integrated Microchip Stores Unique Parameters for Each Battery
IC3 and IC5 Connectors are Compatible with EC3 and EC5
Save Time and Hassle, while Improving Battery Life
Smart Discharge Allows Batteries to Automatically Discharge to a Safe Voltage
Includes standard servo connector discharge lead for added convenience
User Assignable Smart Discharge Allows Batteries to Automatically Discharge to a Safe Voltage

Original source:
https://www.modelflight.com.au/spektrum-2000mah-2s-7-4v-smart-lipo-receiver-battery-ic3.html