Multi-Function Alarm Clock + Thermometer + Hygrometer (1 x AA)
ABS casing - Can display time calendar week humidity indoor/outdoor temperature - Temperature range: -50 ~ +70'C / -58 ~ +158'F - Humidity range: 10%RH~99%RH - With alarm and alarm on each hour functions (alarm ringtone not adjustable) - 12/24h mode - Powered by 1 x AA battery (included) - Outdoor sensor cable length: 192cm - Comes with English manual