Superseded85% confidenceFactTime unknown
半导体（电子）车载冰箱制冷极限仅为环境温度以下约20℃，夏季车内35℃时最低只能到15℃左右，无法冷冻，仅适合饮料保鲜
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This knowledge claim has been superseded by newer content
半导体（TEC）制冷箱制冷能力仅为环境温度以下15-25℃，35℃夏天最低只能到10-20℃，无法冷冻；压缩机制冷箱可稳定制冷至-20℃且不受环境温度影响Sources
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