New firmware V1.04 made the following upgrade for Vivant RIFT:
1. Fixed the bug of blank screen during heating.

New firmware V1.03 made the following upgrade for Vivant RIFT:
1. Modified the heating speed on Turbo mode.
2. Optimized the bug of blank screen when turn on/off the device.

New firmware V1.02 made the following upgrade for Vivant RIFT:
1. Added a function of keep heating 4~5 times in session mode after showing empty battery.
2. Changed the display from “Battery Too Hot” to “Charge Protect” of charge temperature protection.
3. Fixed some bugs.