This is the Spektrum RC 6S Smart LiPo 100C Battery Pack w/IC5 Connector (22.2V/5000mAh).

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 100C LiPos come in a variety of popular sizes and are ready to drop into your RC aircraft for maximum 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.

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 100C continuous discharge rating to deliver maximum 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
100C battery packs are available in a variety of capacities and cell counts that are perfect for almost any application

Spektrum Smart LiPo Batteries Store Unique Data, Such As:

Battery Brand
Battery Type
Battery Capacity
Battery C Rating
Individual Cell Voltage
Battery Temperature
Charge/Discharge Cycles

Specifications:
Application: Air
Auto Storage: Yes
Battery Balance Connector: JST/XH
Battery Type: LiPo (3.7V per cell)
Battery Voltage: 22.2V
Capacity: 5000mAh
Charge Protection Circuitry: Yes
Connector Type: IC5
Discharge: 100C
Hard Case: No
Material: Soft Case
Maximum Charge Rate: 3C
Maximum Continuous Discharge Current: 100C
Maximum Continuous Discharge Rate: 100C
Number of Cells: 6
Product Application: Air
Product Height: 2.2 in. (56mm)
Product Length: 5.59 in. (142mm)
Product Weight: 600g or larger
Product Width: 1.81 in. (46mm)
Roar Approved: No
Smart Technology: G1 Technology
Technology : Smart
Wire Gauge: 12 AWG