Citizen THM527 Optional Unit for MU-THM527 Add-on

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🔹 Operated by Verified Japanese Sellers – Approved by JOOM, our experienced Japanese sellers provide reliable service. 🔹 Direct Shipping from Japan – Carefully packed and promptly shipped straight from Japan. 🔹 Japanese-Standard Quality Control – Strict inspections ensure only high-quality products reach you. 🔹 About Included Manuals – If a manual is included, it will primarily be in Japanese. ---------------------------------------------------------------------- THM527 exclusive optional expansion unit (parent unit) By adding this to the THM527, you can check the temperature and humidity of the child sensor from two locations. Supporting a comfortable living environment throughout the year with measures against heat stroke and influenza