Large LCD Display and Touch Screen The large LCD display features a backlit touch screen, making the indoor outdoor weather station easier to read in low light conditions and simple to operate. Displays min/max temperatures and humidity percentages with trend arrows to indicate environmental changes. Temperature Accuracy: ±1.5°F/±1°C; Humidity Accuracy: ±5% Wireless indoor/outdoor thermometer with up to 200ft/60m remote range, enhanced signal strength for improved performance. Wireless frequency: 433MHz. Temperature display unit: selectable °C/°F (default °C). Powered by 4 x AAA batteries (batteries not included). Display Range Indoor temperature range: -4°F to 158°F (-20°C to 70°C) Outdoor temperature range: -40°F to 158°F (-40°C to 70°C) Humidity range: 20% to 95% Multiple Placement Options The digital outdoor thermometer includes a magnetic back for attachment to metal surfaces, a hanging hole for wall mounting, and a tabletop stand for versatile placement options. Features - Measures indoor and outdoor temperature and humidity; records high and low values - Equipped with two strong magnets, hanging hole, and desk stand for flexible mounting - Backlight automatically turns off after 10 seconds of inactivity - Sensitive touch key controls for easy operation - Includes comfort indicator and temperature/humidity trend indicators - Outdoor sensor can be hung or placed on a flat surface Specifications - Indoor temperature range: -4°F to 158°F (-20°C to 70°C) - Outdoor temperature range: -40°F to 158°F (-40°C to 70°C) - Humidity range: 20% to 95% - Comfort display: dry, comfortable, humid - Temperature unit: °C/°F (selectable, default °C) - Temperature resolution: 0.1°C/°F - Humidity resolution: 1% - Refresh rate: 10 seconds - Temperature error: ±1°C - Humidity error: ±5% - Wireless reception range: 60 meters / 197 feet - RF frequency: 433 MHz - Power supply: AAA battery (not included) - Main unit dimensions: 95 x 24 x 112mm / 3.7 x 0.9 x 4.4in - Transmitter dimensions: 100 x 35 x 20mm / 3.9 x 1.4 x 0.7in