In terms of usability, this 3D flame heaters offer convenient operation. Users can control the temperature and flame effect remotely through a remote control. There are 7 flame colors and 3 brightness could be adjust. It is generally safer to use than traditional fireplaces. Since they don't use open flames or combustion, they eliminate the risk of fire or smoke inhalation. They also don't require the use of potentially dangerous fuels like wood, which can be stored in the home, increasing the overall safety of the heater.