Core Points - The article emphasizes the importance of safe usage of heating devices during the cold season, highlighting potential safety hazards if not used properly. Group 1: General Safety Guidelines - Electrical appliances have a lifespan and should be replaced when aging [3] - Avoid using multiple high-power appliances on a single outlet to prevent overload [4] - Always turn off appliances when not in use and do not leave them unattended [5] Group 2: Specific Usage Instructions - Do not fold or compress electric blankets unless specified in the manual to prevent overheating [7] - It is advisable to preheat before sleeping and turn off the power when asleep; continuous use for 24 hours is discouraged [8] - Regularly check for damage and replace electric blankets after 6 years of use to mitigate risks [9] Group 3: Safety for Children and Charging - Electric heating devices are not recommended for infants due to risks of dehydration and burns [11] - Ensure sockets and plugs are dry before use to avoid electric shock or short circuits [12] - Use original power cords for charging and avoid placing heating devices on flammable materials [13] Group 4: Product Selection and Maintenance - Purchase products from reputable manufacturers with "3C certification" to ensure quality and safety [16][17] - Maintain a safe distance from flammable materials and do not cover heating devices with clothing [18] - Regularly check and maintain appliances, and address any abnormalities immediately [20][26]