APC Back-Ups Connect 50 Network Battery Backup and Mobile Charging Bank (BGE50ML)
https://www.staples.com/APC-Back-Ups-Connect-50-Network-Battery-Backup-and-Mobile-Charging-Bank-BGE50ML/product_2438840?$34.99
$78.78 on Amazon Prime.
https://www.amazon.com/gp/offer-listing/B013JHYQNC/ref=olp_f_primeEligible?ie=UTF8&f_all=true&f_primeEligible=trueKeep your Wi-Fi up and running, even if the power goes out. Power mobile devices with the removable battery while you're on the go.
The APC UPS Mobile Power Bank serves as an excellent on-the-go power backup. The UPS can be used in your home or on the road as a mobile power backup. It will help you stay connected with the outside world when your power fails.
Network and mobile backup power solution
50Watts full load capacity
Dimensions: 2.13"H x 7.72"W x 7.01"D
2.5 hours of backup power
Output voltage of 120V to ensure adequate power supply
LED Status display with On Line : On Battery
Removable support feet & Wall mounting feet
Removable Lithium-Ion battery with 2 charging ports
Three USB charging ports
Surge, spike and lightning protection
Setup at a convenient distance with the 5ft cord
Includes 3-year standard warranty for repair or replacement