Shinwa Sokutei Digital Thermo-Hygrometer Smart B Indoor/Outdoor Waterproof External Sensor 73119 Silver

It comes with an external terminal, so you can measure maximum and minimum indoor and outdoor temperature and humidity. It comes with an external sensor, so you can measure indoor and outdoor temperature and humidity. The external sensor is removable and replaceable, and it's waterproof (IPX7) for peace of mind even on rainy days. It can be used as a freestanding unit with the stand, or hung on a wall using the hook hole. It has a wide viewing angle and is designed with attention to brightness, low reflections, and font design.