Temperature display: °C/°F selectable, humidity display
► 24-hour maximum/minimum temperature and humidity data records.
► Smiley icon indicates indoor comfort
► Temperature detection range: -9.9°C to +50°C (14.2°F to 122°F).
Humidity range: 20% RH to 95% RH.
Temperature error within 1°C, humidity error within 2%
► Line Long:50cm
The back has a support that can be placed on a desk or mounted on the wall
► 8-second backlight suitable for nighttime reading
Power source: 1x CR2032 button battery
► Product dimensions: 7.7*5*1.5cm
