This advanced measurement instrument is engineered to high standards for reliable monitoring of wind speed, wind direction, temperature, and humidity. It records and displays maximum and minimum data, including the time of recorded values. A customizable weather alarm can be set to trigger at user-defined thresholds, with an alarm duration of 2 minutes. The device displays wind speed and direction, along with average wind speed and gust readings. Wind speed units are selectable in m/s, km/h, mph, or knots. Wind speed range: 0 to 50 m/s. Wind direction range: N, S, E, W, NE, NW, SE, SW. Outdoor temperature range: - With alkaline batteries: -4°F to 140°F (-20°C to 60°C) - With lithium batteries: -40°F to 140°F (-40°C to 60°C) Temperature resolution: 1°F / 1°C Temperature accuracy: ±2°F / ±1°C Humidity range: 20% to 90% RH Humidity accuracy: ±5% RH Power requirements: - Receiver: 2 x AAA 1.5V alkaline batteries - Wind gauge remote sensor: 2 x AA 1.5V alkaline or lithium batteries (batteries not included) Battery life: Approximately 12 months under normal use Time and date functions: - 12-hour or 24-hour format selection - Time zone setting from UTC-12 to UTC+12 - Automatic daylight saving time adjustment based on time zone - Date format options: YYYY-MM-DD, MM-DD-YYYY, DD-MM-YYYY Wireless reception at 433 MHz with a transmission range up to 328 feet (100 meters) in open area. Press any key during RF signal reception to exit. Indoor and outdoor relative humidity display: 20% to 99% RH, resolution 5%. Wind chill temperature display with unit selection in °F or °C. Dew point temperature display with unit selection in °F or °C. Material: Plastic Color: White Package includes: 1 x Wireless Weather Station Receiver 1 x Remote Wind Sensor Only the items listed are included. Note: Lighting and screen differences may cause slight color variation between the product image and actual item. Measurement error tolerance: ±1–3 cm.