Ningbo Shuanghe Hongsheng Electronic Technology Co., Ltd
Ningbo Shuanghe Hongsheng Electronic Technology Co., Ltd
  • bimetal thermometer

ZLJ-040 Mini Dual Thermo-Hygrometer

This mini dual thermo-hygrometer provides simultaneous temperature and humidity monitoring. It features clear markers for normal humidity range and frost warning for temperature, helping you quickly check your ambient conditions. No battery needed, the mechanical sensors work reliably without any power. The compact size makes it perfect for incubator, closet, or small room to track conditions.

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