General Packing List: 1 * Projection Clock, 1 * Outdoor Sensor, 1 * Adapter Plug, 1 * Multilingual Instructions Color: Black (1) Clock Time: Display Time, Date and Week Time Display Format Selection: 12HR&24HR. Date display format selection: M/D&D/M. Two sets of alarm clocks and snooze function (snooze time: 5 minutes) (2) Indoor and outdoor temperature and weather forecast function (7 kinds of weather) can be measured according to the atmosphere after about 12 hours weather pressure and outside temperature. Can display weather conditions: sunny, cloudy, cloudy, light rain, heavy rain, light snow, heavy snow. (3) Lighting and projection function: projection display time and indoor and outdoor temperature (indoor and outdoor temperature can be displayed once every 5 seconds) (4) Temperature display unit selection: & temperature detection range: indoor: -9.9 ~+50 &+ 14 ~+122 Outdoor: -40 +70 & -40 +158 (5) 8-color cycle backlight function (DC plug-in is valid) Backlight function: DC power supply: high light, medium light, low light off (recyclable) battery power supply: light for 15 seconds, 8 kinds of backlight colors (white, red, orange, yellow, green, blue, blue, purple) can be selected. Working Voltage: Battery: 3.0V DC: 4.5V