Alkaline
Solar Wizard
first of all, that case looks cool post more pictures. Also I'm just going by what I have learned you can try gobelpower.com to read your QR code or download the the QR code lithium battery scanner app to see what they say.
This should tell you what you have.
LiFePO4 Cells QR Codes Decoder : GobelPower.com
GobelPower.com : LiFePO4 Cells QR Codes Decoder - China Lithium Battery Distributor and manufacturer, Offers LiFePO4 Battery, 18650 Battery, 12V/24V/48V/72V Rechargable Lithium Battery for Home Solar Energy Storage, Electric Bikes, Scooters, Forklifts, Sweepers, Mowers and Boats.
www.gobelpower.com
LiFePoQR Battery QR scanner - Apps on Google Play
Scan and decrypt the QR code on LiFePO4 cell/battery
play.google.com
This should tell you what you have.