ITEM NAME:For RM4 Pro/RM4 Mini Broadlink HTS2 USB Temperature Humidity Sensor Detector Product Description Note: Only For RM4 mini and RM4 Pro universal remote controllers are supported. For RM mini3, RM Pro + or BestCon RM4C mini are not supported. Features: This temperature and humidity sensor can display temperature and humidity numbers in APP. The product has excellent quality, fast response, anti-interference ability, high cost and other advantages. The single-wire wiring scheme makes it easy to be integrated to other applications. And the simple communication protocol greatly reduces the programming effort required. Unlike traditional sensors, this sensor is very special. It is integrated in the USB cable. It is very small and cute. If you don't pay attention to it, you won't even notice it. But it can actually help you detect the accurate indoor temperature and humidity and display it on your phone so that you can understand the indoor environment anytime, anywhere. Specification: Name: Temperature and Humidity Sensor for Broadlink Size: about 12*3.5*2.5cm Weight: about 50g Suitable for RM4 MINI and RM4 PRO Packing List: 1* HTS2 Cable If you have any uncertainty or feel confused about the item, please feel free to.1 HTS2 Cable. For RM mini3, RM Pro + or BestCon RM4C mini are not supported. Suitable for RM4 MINI and RM4 PRO. This temperature and humidity sensor can display temperature and humidity numbers in APP.