เทอร์โมมิเตอร์ และ ไฮโกรมิเตอร์ เครื่องวัดความชื้นสัมพัทธ์ อุณหภูมิ แบบเข็ม ไม่ต้องใช้ถ่าน TH101B

อุณหภูมิ -20°C ~ 50°C ±1 (°C) ความชื้น 20% - 100% RH ±5% (RH) ขนาดเครื่อง เส้นผ่าศูนย์กลาง 7.5ซม. Colorful Thermo-Hygrometer sensor : มาตรวัดแถบสีขนาดใหญ่ มองเห็นชัดในระยะไกล Indicate the comfortable level : แบ่งสัดส่วนมาตรวัดชัดเจน เข้าใจง่าย HYGROMETER easy to read the humidity and the temperature. It is big enough to see from inside our living room without opening the door, but small enough that it doesn't screaming "Look at me!" Especially convenient for the elders, with the whole package makes it a great gift choice for your friends and family members GOOD ADDITION TO MONITOR AIR HUMIDITY: With a provide aluminum stand it totally wireless for tabletop, and with the mountable design it can be hanging on the wall, great for you to use it as a indoor humidity meter for your house, bedroom, kids room, garage, workshop, barn, basement and even your cigars. Or as a outdoor analog hygrometer for your patio and your greenhouse HUMIDITY IS IMPORTANT: An accurate humidity monitor meter it’s an affordable way for you to monitoring humidity in an ideal level. Especially when you or your kids are having bad allergies, sinuses, asthma or any kinds of breathing problems, this humidity gauge will help you to make sure the moisture in your home are good enough STAINLESS STEEL HYGROMETER THERMOMETER: Unlike most other analog hygrometer on the market this one are made of stainless steel with the glass cover and the colorful board, looks really stable and stylish, make it a great indoor/outdoor wall decoration. And there is no battery replacing needed eco-friendly helps to protected the environment