Are you looking for a professional, yet humidity sensor? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? , ! Our professional humidity sensor must meet you needs. It is one of the for you. Features - Color: White. - Material: Plastic. - Size: 6.8 x 6.8 x 3 cm. - Standby : 26uA alarm : 120mA-130mA. - Sensing range: 6m. - Viewing angle: 110 degrees. - Operating temperature: 0 degree centigrade-40 degree centigrade (32°F-104°F). - Operating humidity: 20%-85%. - Storage temperature: 0 degree centigrade-60 degree centigrade (32°F-140°F). - Supply voltage: DC 3V 2xAAA batteries (batteries are not included). - transmission circuit and coding technology to solve problem. - Various temperature modes can be adjusted for different scenes. - transmission of , remote monitoring of . - Ultra low power consumption and long battery life. - Timely send online reports to the host. - Split design, high reliability. - Note: need to download life ; need to be used with ; unable to link independently; need to have . Package list: 1 x Humidity Sensor