Here we provide Download Link of firmware for Huawei Honor 5X KII-L21 with build C636B140CUSTC636D004
this Model of Huawei Published on Released 2015, November . with Android 5.1.1, up to 6.0.1; EMUI 4.
Display size on Huawei Honor 5X is 5.5" and the resolution is 1080x1920 pixels
in Here we provided all the stock firmware of Huawei KII-L21.
You can flash The Stock firmware of KII-L21 using How to Flash Huawei Stock Firmware (All Method).

Huawei GR5 KII-L21 Specification:

this model of huawei powerd by Octa-core (4x1.2 GHz Cortex-A53 & 4x1.5 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/Nano-SIM, dual stand-by) .
the Gpu chip model is Adreno 405 and also the Chipset model used on this model is Snapdragon 616
The camera on the Huawei KII-L21 comes with 13 and support 1080p video pixles.


the Second camera module is 5 MP, f/2.4, 22mm (wide) and the body of Huawei Honor 5X KII-L21 is 158g, 8.2mm thickness
The battry type for this smartphone is Non-removable Li-Ion 3000 mAh battery.

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Notic: Please keep in mind that, you must flash Huawei GR5 (KIIL21) firmware at your own risk and also full responsible with you.

Please be informed that Huawei-firmware.com only share the official firmware WITHOUT ANY modifications. All Huawei Roms here are for home or personal use only.