Below is the direct link to download the Hotwav Hot 1 Stock Firmware (flash file)
ROM Version:ROM Android 4.4.2
How to Flash
Step 1: Download and extract the stock firmware on your computer.
Step 2: After extracting you will find the SP Flash Tool, Driver and instruction manual.
Step 3: Install the USB Drivers (skip if drivers are already installed).
Step 4: Open the SP Flash Tool and load the Scatter File from the firmware folder.
Step 5: Connect your Smartphone to the computer using the USB Driver.
Step 6: Click on Upgrade / Download Button in the SP Flash Tool to Begin the Flashing.
Step 7: Green Ring will appear at the end of successful Flash.
See Detailed instruction with images
[*] Take a Backup of your personal data before flashing or installing the firmware on your smartphone. As this helps you to recover the personal data whenever any thing wrong happens. Learn how to back up with Miracle Box HERE