Product Advantages:1. The alarm clock is projected into a soft red on the wall, the clear projection is easy for you to observe, and will not disturb your rest. You can flip the projected image up to 360 °, and you can also flip the projection arm 180 ° to adjust the projection direction2. Snooze alarm clock with dual alarms to ensure you never miss the plan. Dual alarm clocks make your life planning more reasonable, it meets your alarm clock needs for different time periods. When you want to turn off one of the alarm clocks, just toggle the shortcut switch on the projection clock, which is very convenient3. The alarm clocks will display indoor temperature, humidity, time, date. View temperature and humidity can help you understand your family's living conditions and improve your life comfort Technical Data:Power supply: 5.0 VPower supply unit: In: 100 -240V~ 50/60HzOut: 5.0 V, 1.0 AMeasuring range for temperature: -9°C-+50°C/14°F-+122°FMeasuring range for humidity: 20%-95% Package Contents:1.Projection alarm clock (not including batteries)2.USB line3.The operating instructions NOTE:1. Before connecting a terminal device, check whether the power output of the charger can supply sufficient power for the device. Ensure that the total power of all connected terminal devices does not exceed 10 W2. Please refer to the instructions in the operating manual of your terminal device Please read the user manual before using this projection clock. If you have any questions, please feel free to contact our customer service [email protected].