you Downloaded firmware for Huawei Y9 (2019) JKM-LX3 with build Huawei Y9 2019 JKM-LX3 JKM-L23 Jackman-L23 8.2.0.102(C605) Firmware 8.1.0 r1 EMUI8.2 05015KCG
Huawei Y9 (2019) JKM-LX3 Published on Released 2018, October . with Android 8.1; EMUI 8.2.
Display size on Huawei Y9 (2019) is 6.5" and the resolution is 1080x2340 pixels
You can flash The Stock firmware of JKM-LX3 using This Guide.
more about Huawei Y9 (2019) JKM-LX3:
this model of huawei powerd by Octa-core (4x2.2 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) and the internal storage size and ram size is 128GB storage, microSD card slot.
also it can support microSD, up to 400 GB.
besides it can support Dual SIM (Nano-SIM, dual stand-by) .
the Gpu chip model is Mali-G51 MP4 and also the Chipset model used on this model is Hisilicon Kirin 710
The camera on the Huawei JKM-LX3 comes with and support 1080p video pixles.