Features:

Trickle-Charging mode for low-power devices
Use the dual USB ports to charge two devices simultaneously
Portable power PowerCore is one of slimmest power delivery power banks
Triple charging Modes 18W power delivery USB-C port, power iq-enabled USB-A port
18W USB-C power delivery output provides fast charging for a huge range of phones and tablets
Power up your PowerCore in just 4 hours with a USB-C power delivery wall charger and cable
Fabric and matte exterior and cool-blue LED light-wheel to display battery level, PowerCore Metro 20000 PD is premium both inside and out

Ultra-High Cell Capacity: The massive 20,000mAh cell capacity provides more than 5 charges for iPhone XS, almost 5 full charges for Samsung Galaxy S10, more than 4 charges for iPhone 11, and over 2 and a half charges for iPad mini 5.
Advanced Charging Technology: Anker’s exclusive PowerIQ and VoltageBoost technology combine to deliver an optimized charge to your devices, while the trickle-charging mode is the best way to charge low-power accessories.
Simultaneous Charging: Twin USB ports allow you to charge two devices at the same time. The USB-C port cannot charge other devices.
Versatile Recharging: With both a USB-C and Micro USB input port, you have more options over how you recharge. Recharging PowerCore with a 10W charger will take approximately 10.5 hours, while recharging with a 5W charger will take approximately 20 hours.
What You Get: Anker 325 Power Bank (PowerCore 20K) / PowerCore Essential 20000, Micro USB cable, welcome guide, our worry-free 18-month warranty, and friendly customer service. (USB-C cable, Lightning cable, and wall charger not included)