You get a MUCH better kit (case is 100% better) for $165.
https://www.amazon.com/Stratux-Basic-Kit-Normal-Antennas/dp/B08F1BYV35/ref=pd_vtp_3?pd_rd_w=DNNOc&pf_rd_p=4c924daa-524b-40b5-95fd-18f64376f74c&pf_rd_r=WK1741MZRTCCPRXZYQGH&pd_rd_r=6eb2bb3a-6f47-4458-b328-964b23fe8ccc&pd_rd_wg=FR6Hh...
Used Stratux? No even worth considering over $100
I 1000% don't believe that the battery has anywhere near 22400mAh. Especially if it is a Chinese generic unit.