65%)" src=" class="a-spacing-mini a-lazy-loaded" data-src=" src=" Comfort Level Indicator: -Dry (RH -Comfortable (RH 45%~65%) -Wet (RH >65%) Frequency: 433 MHz Update Rate: 60 s Transmission Range: 100M/328ft (open area) More Detail Display Console: -3 x AAA 1.5V Alkaline batteries (not included); -Dimension: 9.5cm*7.8cm*2cm(L * W * H) Remote Sensor: -2 x AAA 1.5V Alkaline or Lithium batteries (not included) -Dimension: 5.3cm*7.4cm*2cm(L * W * H) Measurement Range Indoor -Temperature Range: 060(0140) -Humidity Range: 10%-99% Outdoor -Temperature Range: -4060(-40140) -Outdoor Humidity Range: 10%-99% Accuracy: 1C; 5% (only between 20 to 90%) Resolution: 0.1C; 1 % Read more Read more Read more.