you Downloaded firmware for Huawei Y6 Pro SLA-L02 with build Huawei P9 Lite Mini SLA-L02 Selina-L02C128B133 Firmware Android 7.0 EMUI 5.1.2 05014SHW
Huawei Y6 Pro SLA-L02 Published on Released 2015, October . with Android 5.1.1; EMUI 3.1 Lite.
Display size on Huawei Y6 Pro is 5.0" and the resolution is 720x1280 pixels

You can flash The Stock firmware of SLA-L02 using This Guide.
more about Huawei Y6 Pro 2017 SLA-L02:

this model of huawei powerd by Quad-core 1.3 GHz Cortex-A53 and the internal storage size and ram size is 16GB storage, microSD card slot.
also it can support microSD, up to 256 GB (dedicated slot).
besides it can support Dual SIM (Micro-SIM, dual stand-by) .
the Gpu chip model is Mali-T720MP2 and also the Chipset model used on this model is MT6735P
The camera on the Huawei SLA-L02 comes with and support 720p video pixles.