Item Type: Temperature and Humidity Sensor Material: ABS Product Model: nas-th02b Battery Model: AA x 2(Delivered Without Batteries) Standby Current: 60.5uA Wireless Type: 2.4GHz Working Temperature: -10-+60 Working Humidity: 0%-100% Wireless Network Distance: 40 Meters Package List 1 x Display 1 x Manual 1. Please reset the device before configuration 2. The device needs to work with for TUYA controller 1You can keep abreast of the subtle changes in the weather and protect the safety of your family members, which can provide a smart life for you and bring convenience for you. 2Match with your phone, the crossprotocol scene link supports a smart life app that supports custom scene settings, and can connect to some wifi devices. 3Clear large screen and battery display, real-time temperature and humidity detection, you can get the external environment according to temperature changes. 4You can choose between wall-mounted or flat-laying. You can place it on a platform such as a desktop, or you can hang it on the wall to prevent children or pets from accidentally touching them and falling. 5Supports for TUYA, which can connect with your mobile phone intelligently, provides a lot of convenience for your life, and can be your life assistant.