Usage: Household, Household
Theory: Hygrometer
Accuracy: 1
Temperature range: -20~90
Color: Black
Power supply: adaptor
Type: Digital Room Humidity and Temperature Clocks
Brightness control: high/low display setting
Feature: ambient temperature thermometer
Display: LED Dispaly
Digital alarm clock with LED display
temperature and humidity measurement
Mini design, portable and convinient
Built-in battery selection (depend on your demand)