The LG K41S uses a Qualcomm Snapdragon 215 (QM215) platform. The eMMC is typically a Kingston or Samsung chip (4GB/32GB or 4GB/64GB variants). There are in circulation:
The LG K41S ISP pinout is consistent across most LM-K410 variants: lg k41s isp pinout new
Do not apply 3.3V from the ISP box to the EMMC’s VCC. The phone’s PMIC controls power sequencing. Connect the phone's battery (or a 4.2V bench supply) to the battery terminals before attempting communication. The LG K41S uses a Qualcomm Snapdragon 215 (QM215) platform