Lenovo USB-C 20000 mAh Power Bank 40ALLG2WWW

USB-C Power on the Go offering 20,000mAh of recharge power.

This battery capacity can charge a typical smartphone with a 3000mAh battery about five to six times. If used solely to charge a single device, it can last several days, but this will vary with the device's power demands and the power bank's own energy loss during charging.