Read the instructions first
Follow the manufacturer instructions for placement and operation. Keep combustible materials away from the heater and choose a stable, level surface for portable equipment. Source: cpsc
Plan the power connection
Plug portable electric heaters directly into a wall outlet. Do not use an extension cord or power strip. Source: cpsc
Stay present
Turn portable heaters off when leaving the room or going to bed. Keep children away from heaters and their hot surfaces. Source: cpsc
Check before use
Do not operate a heater with a damaged cord or plug. Consult the model instructions and the government guidance linked below before using it. Source: cpsc