Wireless Weather Station Clock 6in LED Color Screen Brightness Adjustable Indoor Outdoor Temperature and Humidity Meter Material: ABS + Wood Output: 5V 1A Screen: 6 Inch LED Display Indoor Temperature Measurement Range: -4℉(-20℃)~158℉(70℃) Outdoor Temperature Measurement Range: -40℉(-40℃)~158℉(70℃) Indoor & Outdoor Humidity Measurable Range: 20%RH~95%RH Barometric Pressure Measurement Range: 850hPa/mb(25.1 inHg)~1100hPa/mb(32.48 inHg) Remote Receiving Range: 200 ft. (60m) transmission range in an open area Maximum Channel: 3 Brightness: 4 Level Time Format: 12H/ 24H Unit: ℃/ ℉ Snooze Time Setting: 5-60 Minutes Sensor Waterproof Level: IP54 Temperature and Humidity Detection Cycle: remote sensor update time: CH1: 50s, CH2: 53s, CH3: 56s The Default Setting of the Temperature Alert: The Upper & Lower Limit of Outdoor: 158℉(70℃)~-40℉(-40℃) The Upper & Lower Limit of Indoor: 158℉(70℃)~-4℉(-20℃) Power Supply: Weather Station: 3 * AAA Batteries (NOT INCLUDED) / Power Adaptor Wireless Sensor: 2 * AA Batteries (NOT INCLUDED) Item Size: Weather Station: 180 * 25 * 140mm / 7.1 * 1.0 * 5.5in Wireless Sensor: 50 * 25 * 110mm / 2.0 * 1.0 * 4.3in Item Weight: Weather Station: 263g / 9.3oz Wireless Sensor: 54g / 1.9oz