General packing list: 1 * weather clock, 1 * American standard adapter, 1 * USB cable (neutral USB type), 1 * sensor, 1 * multilingual instructions. 1. Weather forecast, super digital display of indoor and outdoor temperature and humidity at a glance; Weather prediction is based on the atmospheric pressure data provided by the outdoor sensor (the sensing range can reach 200 feet). 2. Power supply: host 2 "AA" battery/DC 4.5V 150MA power supply; Outdoor sensor 2 "AA" battery. There are two power supply modes: battery power supply (not included in the package) and power cord power supply (included in the package). 3. Backlight: Power supply: sustainable backlight, three brightness options Battery power supply: touch the LIGHT button and the backlight will light up for 15 seconds 4. Temperature and humidity: 7 kinds of weather forecast (sunny, cloudy, cloudy, light rain, heavy rain, light snow, heavy snow) and weather trend display. Temperature and change trend display Indoor: 0 ~50 (32 ~122 ) Outdoor: - 20 ~60 (- 4 ~140 ) Humidity and change trend display Indoor/outdoor: 20% RH 95% RH 5. Hangable wireless outdoor sensor (433.92MHz RF sensing frequency, 60m/100ft sensing range, waterproof)