❄️Sleeping in a car in freezing temperatures can be challenging and requires careful preparation.
☃️Using a portable battery with good cold resistance can help keep electronics functioning in extreme cold.
🌡️Electric heaters can provide localized warmth inside the car, but may not effectively heat the entire space.
🧣Wearing warm clothing, including thermal underwear, can help maintain body heat while sleeping in cold conditions.
🔥Using a bento warmer and blankets can provide additional warmth during the night.