Frackers
Doubles the Hack output for 10 minutes or 150 Hacks (whichever is earlier). Note that usual Portal burnout rules still apply.
Key Lockers
Stores 100 Portal Keys outside of the default Inventory Limit. Available in 5 different colors. Limit of 5 Key Lockers per Agent. Note that the Key Locker itself counts as one inventory item.
Beacons
Displays above target Portal for 4 hours. Four kinds of Beacons available – ENL, RES, Target and Meetup. Special Beacons are released during Anomalies.
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Ingress Game GUIDE